18716310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 51554880

約数和(自身を除く): 32838570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 71, 87, 90, 101, 142, 145, 174, 202, 213, 261, 290, 303, 355, 426, 435, 505, 522, 606, 639, 710, 870, 909, 1010, 1065, 1278, 1305, 1515, 1818, 2059, 2130, 2610, 2929, 3030, 3195, 4118, 4545, 5858, 6177, 6390, 7171, 8787, 9090, 10295, 12354, 14342, 14645, 17574, 18531, 20590, 21513, 26361, 29290, 30885, 35855, 37062, 43026, 43935, 52722, 61770, 64539, 71710, 87870, 92655, 107565, 129078, 131805, 185310, 207959, 215130, 263610, 322695, 415918, 623877, 645390, 1039795, 1247754, 1871631, 2079590, 3119385, 3743262, 6238770, 9358155, 18716310]

約数ペア:

[(1, 18716310), (2, 9358155), (3, 6238770), (5, 3743262), (6, 3119385), (9, 2079590), (10, 1871631), (15, 1247754), (18, 1039795), (29, 645390), (30, 623877), (45, 415918), (58, 322695), (71, 263610), (87, 215130), (90, 207959), (101, 185310), (142, 131805), (145, 129078), (174, 107565), (202, 92655), (213, 87870), (261, 71710), (290, 64539), (303, 61770), (355, 52722), (426, 43935), (435, 43026), (505, 37062), (522, 35855), (606, 30885), (639, 29290), (710, 26361), (870, 21513), (909, 20590), (1010, 18531), (1065, 17574), (1278, 14645), (1305, 14342), (1515, 12354), (1818, 10295), (2059, 9090), (2130, 8787), (2610, 7171), (2929, 6390), (3030, 6177), (3195, 5858), (4118, 4545)]