17827472

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:400

約数の個数: 60

約数和(自身を含む): 39484080

約数和(自身を除く): 21656608

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 347, 494, 676, 694, 988, 1352, 1388, 1976, 2704, 2776, 3211, 3952, 4511, 5552, 6422, 6593, 9022, 12844, 13186, 18044, 25688, 26372, 36088, 51376, 52744, 58643, 72176, 85709, 105488, 117286, 171418, 234572, 342836, 469144, 685672, 938288, 1114217, 1371344, 2228434, 4456868, 8913736, 17827472]

約数ペア:

[(1, 17827472), (2, 8913736), (4, 4456868), (8, 2228434), (13, 1371344), (16, 1114217), (19, 938288), (26, 685672), (38, 469144), (52, 342836), (76, 234572), (104, 171418), (152, 117286), (169, 105488), (208, 85709), (247, 72176), (304, 58643), (338, 52744), (347, 51376), (494, 36088), (676, 26372), (694, 25688), (988, 18044), (1352, 13186), (1388, 12844), (1976, 9022), (2704, 6593), (2776, 6422), (3211, 5552), (3952, 4511)]