19921824

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 64805832

約数和(自身を除く): 44884008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 312, 313, 408, 416, 442, 468, 544, 612, 624, 626, 663, 816, 884, 936, 939, 1224, 1248, 1252, 1326, 1632, 1768, 1872, 1878, 1989, 2448, 2504, 2652, 2817, 3536, 3744, 3756, 3978, 4069, 4896, 5008, 5304, 5321, 5634, 7072, 7512, 7956, 8138, 10016, 10608, 10642, 11268, 12207, 15024, 15912, 15963, 16276, 21216, 21284, 22536, 24414, 30048, 31824, 31926, 32552, 36621, 42568, 45072, 47889, 48828, 63648, 63852, 65104, 69173, 73242, 85136, 90144, 95778, 97656, 127704, 130208, 138346, 146484, 170272, 191556, 195312, 207519, 255408, 276692, 292968, 383112, 390624, 415038, 510816, 553384, 585936, 622557, 766224, 830076, 1106768, 1171872, 1245114, 1532448, 1660152, 2213536, 2490228, 3320304, 4980456, 6640608, 9960912, 19921824]

約数ペア:

[(1, 19921824), (2, 9960912), (3, 6640608), (4, 4980456), (6, 3320304), (8, 2490228), (9, 2213536), (12, 1660152), (13, 1532448), (16, 1245114), (17, 1171872), (18, 1106768), (24, 830076), (26, 766224), (32, 622557), (34, 585936), (36, 553384), (39, 510816), (48, 415038), (51, 390624), (52, 383112), (68, 292968), (72, 276692), (78, 255408), (96, 207519), (102, 195312), (104, 191556), (117, 170272), (136, 146484), (144, 138346), (153, 130208), (156, 127704), (204, 97656), (208, 95778), (221, 90144), (234, 85136), (272, 73242), (288, 69173), (306, 65104), (312, 63852), (313, 63648), (408, 48828), (416, 47889), (442, 45072), (468, 42568), (544, 36621), (612, 32552), (624, 31926), (626, 31824), (663, 30048), (816, 24414), (884, 22536), (936, 21284), (939, 21216), (1224, 16276), (1248, 15963), (1252, 15912), (1326, 15024), (1632, 12207), (1768, 11268), (1872, 10642), (1878, 10608), (1989, 10016), (2448, 8138), (2504, 7956), (2652, 7512), (2817, 7072), (3536, 5634), (3744, 5321), (3756, 5304), (3978, 5008), (4069, 4896)]