19503828

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{3541}}^1$

素因数の和:3574

約数の個数: 60

約数和(自身を含む): 54001332

約数和(自身を除く): 34497504

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 306, 324, 459, 612, 918, 1377, 1836, 2754, 3541, 5508, 7082, 10623, 14164, 21246, 31869, 42492, 60197, 63738, 95607, 120394, 127476, 180591, 191214, 240788, 286821, 361182, 382428, 541773, 573642, 722364, 1083546, 1147284, 1625319, 2167092, 3250638, 4875957, 6501276, 9751914, 19503828]

約数ペア:

[(1, 19503828), (2, 9751914), (3, 6501276), (4, 4875957), (6, 3250638), (9, 2167092), (12, 1625319), (17, 1147284), (18, 1083546), (27, 722364), (34, 573642), (36, 541773), (51, 382428), (54, 361182), (68, 286821), (81, 240788), (102, 191214), (108, 180591), (153, 127476), (162, 120394), (204, 95607), (306, 63738), (324, 60197), (459, 42492), (612, 31869), (918, 21246), (1377, 14164), (1836, 10623), (2754, 7082), (3541, 5508)]