19538808

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 31869192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 67, 87, 116, 134, 174, 201, 232, 268, 348, 402, 419, 536, 696, 804, 838, 1257, 1608, 1676, 1943, 2514, 3352, 3886, 5028, 5829, 7772, 10056, 11658, 12151, 15544, 23316, 24302, 28073, 36453, 46632, 48604, 56146, 72906, 84219, 97208, 112292, 145812, 168438, 224584, 291624, 336876, 673752, 814117, 1628234, 2442351, 3256468, 4884702, 6512936, 9769404, 19538808]

約数ペア:

[(1, 19538808), (2, 9769404), (3, 6512936), (4, 4884702), (6, 3256468), (8, 2442351), (12, 1628234), (24, 814117), (29, 673752), (58, 336876), (67, 291624), (87, 224584), (116, 168438), (134, 145812), (174, 112292), (201, 97208), (232, 84219), (268, 72906), (348, 56146), (402, 48604), (419, 46632), (536, 36453), (696, 28073), (804, 24302), (838, 23316), (1257, 15544), (1608, 12151), (1676, 11658), (1943, 10056), (2514, 7772), (3352, 5829), (3886, 5028)]