20725167168

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{631249}}^1$

素因数の和:631289

約数の個数: 112

約数和(自身を含む): 64135000000

約数和(自身を除く): 43409832832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1216, 1368, 1728, 1824, 2052, 2736, 3648, 4104, 5472, 8208, 10944, 16416, 32832, 631249, 1262498, 1893747, 2524996, 3787494, 5049992, 5681241, 7574988, 10099984, 11362482, 11993731, 15149976, 17043723, 20199968, 22724964, 23987462, 30299952, 34087446, 35981193, 40399936, 45449928, 47974924, 60599904, 68174892, 71962386, 90899856, 95949848, 107943579, 121199808, 136349784, 143924772, 181799712, 191899696, 215887158, 272699568, 287849544, 323830737, 363599424, 383799392, 431774316, 545399136, 575699088, 647661474, 767598784, 863548632, 1090798272, 1151398176, 1295322948, 1727097264, 2302796352, 2590645896, 3454194528, 5181291792, 6908389056, 10362583584, 20725167168]

約数ペア:

[(1, 20725167168), (2, 10362583584), (3, 6908389056), (4, 5181291792), (6, 3454194528), (8, 2590645896), (9, 2302796352), (12, 1727097264), (16, 1295322948), (18, 1151398176), (19, 1090798272), (24, 863548632), (27, 767598784), (32, 647661474), (36, 575699088), (38, 545399136), (48, 431774316), (54, 383799392), (57, 363599424), (64, 323830737), (72, 287849544), (76, 272699568), (96, 215887158), (108, 191899696), (114, 181799712), (144, 143924772), (152, 136349784), (171, 121199808), (192, 107943579), (216, 95949848), (228, 90899856), (288, 71962386), (304, 68174892), (342, 60599904), (432, 47974924), (456, 45449928), (513, 40399936), (576, 35981193), (608, 34087446), (684, 30299952), (864, 23987462), (912, 22724964), (1026, 20199968), (1216, 17043723), (1368, 15149976), (1728, 11993731), (1824, 11362482), (2052, 10099984), (2736, 7574988), (3648, 5681241), (4104, 5049992), (5472, 3787494), (8208, 2524996), (10944, 1893747), (16416, 1262498), (32832, 631249)]