331348448

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2011}}^1$

素因数の和:2311

約数の個数: 48

約数和(自身を含む): 689552640

約数和(自身を除く): 358204192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 271, 304, 542, 608, 1084, 2011, 2168, 4022, 4336, 5149, 8044, 8672, 10298, 16088, 20596, 32176, 38209, 41192, 64352, 76418, 82384, 152836, 164768, 305672, 544981, 611344, 1089962, 1222688, 2179924, 4359848, 8719696, 10354639, 17439392, 20709278, 41418556, 82837112, 165674224, 331348448]

約数ペア:

[(1, 331348448), (2, 165674224), (4, 82837112), (8, 41418556), (16, 20709278), (19, 17439392), (32, 10354639), (38, 8719696), (76, 4359848), (152, 2179924), (271, 1222688), (304, 1089962), (542, 611344), (608, 544981), (1084, 305672), (2011, 164768), (2168, 152836), (4022, 82384), (4336, 76418), (5149, 64352), (8044, 41192), (8672, 38209), (10298, 32176), (16088, 20596)]