1664838976

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{37003}}^1$

素因数の和:37071

約数の個数: 56

約数和(自身を含む): 3571626080

約数和(自身を除く): 1906787104

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 148, 152, 296, 304, 592, 608, 703, 1184, 1216, 1406, 2368, 2812, 5624, 11248, 22496, 37003, 44992, 74006, 148012, 296024, 592048, 703057, 1184096, 1369111, 1406114, 2368192, 2738222, 2812228, 5476444, 5624456, 10952888, 11248912, 21905776, 22497824, 26013109, 43811552, 44995648, 52026218, 87623104, 104052436, 208104872, 416209744, 832419488, 1664838976]

約数ペア:

[(1, 1664838976), (2, 832419488), (4, 416209744), (8, 208104872), (16, 104052436), (19, 87623104), (32, 52026218), (37, 44995648), (38, 43811552), (64, 26013109), (74, 22497824), (76, 21905776), (148, 11248912), (152, 10952888), (296, 5624456), (304, 5476444), (592, 2812228), (608, 2738222), (703, 2368192), (1184, 1406114), (1216, 1369111), (1406, 1184096), (2368, 703057), (2812, 592048), (5624, 296024), (11248, 148012), (22496, 74006), (37003, 44992)]