18449028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 72

約数和(自身を含む): 50960000

約数和(自身を除く): 32510972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 234, 237, 316, 468, 474, 499, 711, 948, 998, 1027, 1422, 1497, 1996, 2054, 2844, 2994, 3081, 4108, 4491, 5988, 6162, 6487, 8982, 9243, 12324, 12974, 17964, 18486, 19461, 25948, 36972, 38922, 39421, 58383, 77844, 78842, 116766, 118263, 157684, 233532, 236526, 354789, 473052, 512473, 709578, 1024946, 1419156, 1537419, 2049892, 3074838, 4612257, 6149676, 9224514, 18449028]

約数ペア:

[(1, 18449028), (2, 9224514), (3, 6149676), (4, 4612257), (6, 3074838), (9, 2049892), (12, 1537419), (13, 1419156), (18, 1024946), (26, 709578), (36, 512473), (39, 473052), (52, 354789), (78, 236526), (79, 233532), (117, 157684), (156, 118263), (158, 116766), (234, 78842), (237, 77844), (316, 58383), (468, 39421), (474, 38922), (499, 36972), (711, 25948), (948, 19461), (998, 18486), (1027, 17964), (1422, 12974), (1497, 12324), (1996, 9243), (2054, 8982), (2844, 6487), (2994, 6162), (3081, 5988), (4108, 4491)]