19368516

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 46448640

約数和(自身を除く): 27080124

約数列:

[1, 2, 3, 4, 6, 12, 71, 127, 142, 179, 213, 254, 284, 358, 381, 426, 508, 537, 716, 762, 852, 1074, 1524, 2148, 9017, 12709, 18034, 22733, 25418, 27051, 36068, 38127, 45466, 50836, 54102, 68199, 76254, 90932, 108204, 136398, 152508, 272796, 1614043, 3228086, 4842129, 6456172, 9684258, 19368516]

約数ペア:

[(1, 19368516), (2, 9684258), (3, 6456172), (4, 4842129), (6, 3228086), (12, 1614043), (71, 272796), (127, 152508), (142, 136398), (179, 108204), (213, 90932), (254, 76254), (284, 68199), (358, 54102), (381, 50836), (426, 45466), (508, 38127), (537, 36068), (716, 27051), (762, 25418), (852, 22733), (1074, 18034), (1524, 12709), (2148, 9017)]