17968976

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 36188160

約数和(自身を除く): 18219184

約数列:

[1, 2, 4, 8, 16, 37, 74, 127, 148, 239, 254, 296, 478, 508, 592, 956, 1016, 1912, 2032, 3824, 4699, 8843, 9398, 17686, 18796, 30353, 35372, 37592, 60706, 70744, 75184, 121412, 141488, 242824, 485648, 1123061, 2246122, 4492244, 8984488, 17968976]

約数ペア:

[(1, 17968976), (2, 8984488), (4, 4492244), (8, 2246122), (16, 1123061), (37, 485648), (74, 242824), (127, 141488), (148, 121412), (239, 75184), (254, 70744), (296, 60706), (478, 37592), (508, 35372), (592, 30353), (956, 18796), (1016, 17686), (1912, 9398), (2032, 8843), (3824, 4699)]