18365819436

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{409}}^1\times {\mathrm{18617}}^1$

素因数の和:19103

約数の個数: 72

約数和(自身を含む): 47235355440

約数和(自身を除く): 28869536004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 409, 603, 804, 818, 1206, 1227, 1636, 2412, 2454, 3681, 4908, 7362, 14724, 18617, 27403, 37234, 54806, 55851, 74468, 82209, 109612, 111702, 164418, 167553, 223404, 246627, 328836, 335106, 493254, 670212, 986508, 1247339, 2494678, 3742017, 4989356, 7484034, 7614353, 11226051, 14968068, 15228706, 22452102, 22843059, 30457412, 44904204, 45686118, 68529177, 91372236, 137058354, 274116708, 510161651, 1020323302, 1530484953, 2040646604, 3060969906, 4591454859, 6121939812, 9182909718, 18365819436]

約数ペア:

[(1, 18365819436), (2, 9182909718), (3, 6121939812), (4, 4591454859), (6, 3060969906), (9, 2040646604), (12, 1530484953), (18, 1020323302), (36, 510161651), (67, 274116708), (134, 137058354), (201, 91372236), (268, 68529177), (402, 45686118), (409, 44904204), (603, 30457412), (804, 22843059), (818, 22452102), (1206, 15228706), (1227, 14968068), (1636, 11226051), (2412, 7614353), (2454, 7484034), (3681, 4989356), (4908, 3742017), (7362, 2494678), (14724, 1247339), (18617, 986508), (27403, 670212), (37234, 493254), (54806, 335106), (55851, 328836), (74468, 246627), (82209, 223404), (109612, 167553), (111702, 164418)]