1971639904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{17489}}^1$

素因数の和:17783

約数の個数: 48

約数和(自身を含む): 4195920960

約数和(自身を除く): 2224281056

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 271, 416, 542, 1084, 2168, 3523, 4336, 7046, 8672, 14092, 17489, 28184, 34978, 56368, 69956, 112736, 139912, 227357, 279824, 454714, 559648, 909428, 1818856, 3637712, 4739519, 7275424, 9479038, 18958076, 37916152, 61613747, 75832304, 123227494, 151664608, 246454988, 492909976, 985819952, 1971639904]

約数ペア:

[(1, 1971639904), (2, 985819952), (4, 492909976), (8, 246454988), (13, 151664608), (16, 123227494), (26, 75832304), (32, 61613747), (52, 37916152), (104, 18958076), (208, 9479038), (271, 7275424), (416, 4739519), (542, 3637712), (1084, 1818856), (2168, 909428), (3523, 559648), (4336, 454714), (7046, 279824), (8672, 227357), (14092, 139912), (17489, 112736), (28184, 69956), (34978, 56368)]