20249936928

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^2\times {\mathrm{138683}}^1$

素因数の和:138728

約数の個数: 144

約数和(自身を含む): 63955513440

約数和(自身を除く): 43705576512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 169, 208, 216, 234, 288, 312, 338, 351, 416, 432, 468, 507, 624, 676, 702, 864, 936, 1014, 1248, 1352, 1404, 1521, 1872, 2028, 2704, 2808, 3042, 3744, 4056, 4563, 5408, 5616, 6084, 8112, 9126, 11232, 12168, 16224, 18252, 24336, 36504, 48672, 73008, 138683, 146016, 277366, 416049, 554732, 832098, 1109464, 1248147, 1664196, 1802879, 2218928, 2496294, 3328392, 3605758, 3744441, 4437856, 4992588, 5408637, 6656784, 7211516, 7488882, 9985176, 10817274, 13313568, 14423032, 14977764, 16225911, 19970352, 21634548, 23437427, 28846064, 29955528, 32451822, 39940704, 43269096, 46874854, 48677733, 57692128, 59911056, 64903644, 70312281, 86538192, 93749708, 97355466, 119822112, 129807288, 140624562, 173076384, 187499416, 194710932, 210936843, 259614576, 281249124, 374998832, 389421864, 421873686, 519229152, 562498248, 632810529, 749997664, 778843728, 843747372, 1124996496, 1265621058, 1557687456, 1687494744, 2249992992, 2531242116, 3374989488, 5062484232, 6749978976, 10124968464, 20249936928]

約数ペア:

[(1, 20249936928), (2, 10124968464), (3, 6749978976), (4, 5062484232), (6, 3374989488), (8, 2531242116), (9, 2249992992), (12, 1687494744), (13, 1557687456), (16, 1265621058), (18, 1124996496), (24, 843747372), (26, 778843728), (27, 749997664), (32, 632810529), (36, 562498248), (39, 519229152), (48, 421873686), (52, 389421864), (54, 374998832), (72, 281249124), (78, 259614576), (96, 210936843), (104, 194710932), (108, 187499416), (117, 173076384), (144, 140624562), (156, 129807288), (169, 119822112), (208, 97355466), (216, 93749708), (234, 86538192), (288, 70312281), (312, 64903644), (338, 59911056), (351, 57692128), (416, 48677733), (432, 46874854), (468, 43269096), (507, 39940704), (624, 32451822), (676, 29955528), (702, 28846064), (864, 23437427), (936, 21634548), (1014, 19970352), (1248, 16225911), (1352, 14977764), (1404, 14423032), (1521, 13313568), (1872, 10817274), (2028, 9985176), (2704, 7488882), (2808, 7211516), (3042, 6656784), (3744, 5408637), (4056, 4992588), (4563, 4437856), (5408, 3744441), (5616, 3605758), (6084, 3328392), (8112, 2496294), (9126, 2218928), (11232, 1802879), (12168, 1664196), (16224, 1248147), (18252, 1109464), (24336, 832098), (36504, 554732), (48672, 416049), (73008, 277366), (138683, 146016)]