19790412

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 50044176

約数和(自身を除く): 30253764

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 53, 58, 74, 87, 106, 111, 116, 148, 159, 174, 212, 222, 318, 348, 444, 636, 841, 1073, 1537, 1682, 1961, 2146, 2523, 3074, 3219, 3364, 3922, 4292, 4611, 5046, 5883, 6148, 6438, 7844, 9222, 10092, 11766, 12876, 18444, 23532, 31117, 44573, 56869, 62234, 89146, 93351, 113738, 124468, 133719, 170607, 178292, 186702, 227476, 267438, 341214, 373404, 534876, 682428, 1649201, 3298402, 4947603, 6596804, 9895206, 19790412]

約数ペア:

[(1, 19790412), (2, 9895206), (3, 6596804), (4, 4947603), (6, 3298402), (12, 1649201), (29, 682428), (37, 534876), (53, 373404), (58, 341214), (74, 267438), (87, 227476), (106, 186702), (111, 178292), (116, 170607), (148, 133719), (159, 124468), (174, 113738), (212, 93351), (222, 89146), (318, 62234), (348, 56869), (444, 44573), (636, 31117), (841, 23532), (1073, 18444), (1537, 12876), (1682, 11766), (1961, 10092), (2146, 9222), (2523, 7844), (3074, 6438), (3219, 6148), (3364, 5883), (3922, 5046), (4292, 4611)]