17640416

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 36542016

約数和(自身を除く): 18901600

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 74, 94, 148, 188, 296, 317, 376, 592, 634, 752, 1184, 1268, 1504, 1739, 2536, 3478, 5072, 6956, 10144, 11729, 13912, 14899, 23458, 27824, 29798, 46916, 55648, 59596, 93832, 119192, 187664, 238384, 375328, 476768, 551263, 1102526, 2205052, 4410104, 8820208, 17640416]

約数ペア:

[(1, 17640416), (2, 8820208), (4, 4410104), (8, 2205052), (16, 1102526), (32, 551263), (37, 476768), (47, 375328), (74, 238384), (94, 187664), (148, 119192), (188, 93832), (296, 59596), (317, 55648), (376, 46916), (592, 29798), (634, 27824), (752, 23458), (1184, 14899), (1268, 13912), (1504, 11729), (1739, 10144), (2536, 6956), (3478, 5072)]