18755360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 48771072

約数和(自身を除く): 30015712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 104, 127, 130, 142, 160, 208, 254, 260, 284, 355, 416, 508, 520, 568, 635, 710, 923, 1016, 1040, 1136, 1270, 1420, 1651, 1846, 2032, 2080, 2272, 2540, 2840, 3302, 3692, 4064, 4615, 5080, 5680, 6604, 7384, 8255, 9017, 9230, 10160, 11360, 13208, 14768, 16510, 18034, 18460, 20320, 26416, 29536, 33020, 36068, 36920, 45085, 52832, 66040, 72136, 73840, 90170, 117221, 132080, 144272, 147680, 180340, 234442, 264160, 288544, 360680, 468884, 586105, 721360, 937768, 1172210, 1442720, 1875536, 2344420, 3751072, 4688840, 9377680, 18755360]

約数ペア:

[(1, 18755360), (2, 9377680), (4, 4688840), (5, 3751072), (8, 2344420), (10, 1875536), (13, 1442720), (16, 1172210), (20, 937768), (26, 721360), (32, 586105), (40, 468884), (52, 360680), (65, 288544), (71, 264160), (80, 234442), (104, 180340), (127, 147680), (130, 144272), (142, 132080), (160, 117221), (208, 90170), (254, 73840), (260, 72136), (284, 66040), (355, 52832), (416, 45085), (508, 36920), (520, 36068), (568, 33020), (635, 29536), (710, 26416), (923, 20320), (1016, 18460), (1040, 18034), (1136, 16510), (1270, 14768), (1420, 13208), (1651, 11360), (1846, 10160), (2032, 9230), (2080, 9017), (2272, 8255), (2540, 7384), (2840, 6604), (3302, 5680), (3692, 5080), (4064, 4615)]