19921512

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 54492480

約数和(自身を除く): 34570968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 402, 536, 804, 871, 953, 1608, 1742, 1906, 2613, 2859, 3484, 3812, 5226, 5718, 6968, 7624, 10452, 11436, 12389, 20904, 22872, 24778, 37167, 49556, 63851, 74334, 99112, 127702, 148668, 191553, 255404, 297336, 383106, 510808, 766212, 830063, 1532424, 1660126, 2490189, 3320252, 4980378, 6640504, 9960756, 19921512]

約数ペア:

[(1, 19921512), (2, 9960756), (3, 6640504), (4, 4980378), (6, 3320252), (8, 2490189), (12, 1660126), (13, 1532424), (24, 830063), (26, 766212), (39, 510808), (52, 383106), (67, 297336), (78, 255404), (104, 191553), (134, 148668), (156, 127702), (201, 99112), (268, 74334), (312, 63851), (402, 49556), (536, 37167), (804, 24778), (871, 22872), (953, 20904), (1608, 12389), (1742, 11436), (1906, 10452), (2613, 7624), (2859, 6968), (3484, 5718), (3812, 5226)]