197250352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{20177}}^1$

素因数の和:20245

約数の個数: 40

約数和(自身を含む): 420348096

約数和(自身を除く): 223097744

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 20177, 40354, 80708, 161416, 262301, 322832, 524602, 948319, 1049204, 1896638, 2098408, 3793276, 4196816, 7586552, 12328147, 15173104, 24656294, 49312588, 98625176, 197250352]

約数ペア:

[(1, 197250352), (2, 98625176), (4, 49312588), (8, 24656294), (13, 15173104), (16, 12328147), (26, 7586552), (47, 4196816), (52, 3793276), (94, 2098408), (104, 1896638), (188, 1049204), (208, 948319), (376, 524602), (611, 322832), (752, 262301), (1222, 161416), (2444, 80708), (4888, 40354), (9776, 20177)]