2018343710

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 3800369664

約数和(自身を除く): 1782025954

約数列:

[1, 2, 5, 10, 37, 74, 103, 185, 206, 211, 251, 370, 422, 502, 515, 1030, 1055, 1255, 2110, 2510, 3811, 7622, 7807, 9287, 15614, 18574, 19055, 21733, 25853, 38110, 39035, 43466, 46435, 51706, 52961, 78070, 92870, 105922, 108665, 129265, 217330, 258530, 264805, 529610, 804121, 956561, 1608242, 1913122, 1959557, 3919114, 4020605, 4782805, 5454983, 8041210, 9565610, 9797785, 10909966, 19595570, 27274915, 54549830, 201834371, 403668742, 1009171855, 2018343710]

約数ペア:

[(1, 2018343710), (2, 1009171855), (5, 403668742), (10, 201834371), (37, 54549830), (74, 27274915), (103, 19595570), (185, 10909966), (206, 9797785), (211, 9565610), (251, 8041210), (370, 5454983), (422, 4782805), (502, 4020605), (515, 3919114), (1030, 1959557), (1055, 1913122), (1255, 1608242), (2110, 956561), (2510, 804121), (3811, 529610), (7622, 264805), (7807, 258530), (9287, 217330), (15614, 129265), (18574, 108665), (19055, 105922), (21733, 92870), (25853, 78070), (38110, 52961), (39035, 51706), (43466, 46435)]