2191696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 4702824

約数和(自身を除く): 2511128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 257, 328, 514, 533, 656, 1028, 1066, 2056, 2132, 3341, 4112, 4264, 6682, 8528, 10537, 13364, 21074, 26728, 42148, 53456, 84296, 136981, 168592, 273962, 547924, 1095848, 2191696]

約数ペア:

[(1, 2191696), (2, 1095848), (4, 547924), (8, 273962), (13, 168592), (16, 136981), (26, 84296), (41, 53456), (52, 42148), (82, 26728), (104, 21074), (164, 13364), (208, 10537), (257, 8528), (328, 6682), (514, 4264), (533, 4112), (656, 3341), (1028, 2132), (1066, 2056)]