20888911696

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{414331}}^1$

素因数の和:414499

約数の個数: 40

約数和(自身を含む): 42540295104

約数和(自身を除く): 21651383408

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 137, 184, 274, 368, 548, 1096, 2192, 3151, 6302, 12604, 25208, 50416, 414331, 828662, 1657324, 3314648, 6629296, 9529613, 19059226, 38118452, 56763347, 76236904, 113526694, 152473808, 227053388, 454106776, 908213552, 1305556981, 2611113962, 5222227924, 10444455848, 20888911696]

約数ペア:

[(1, 20888911696), (2, 10444455848), (4, 5222227924), (8, 2611113962), (16, 1305556981), (23, 908213552), (46, 454106776), (92, 227053388), (137, 152473808), (184, 113526694), (274, 76236904), (368, 56763347), (548, 38118452), (1096, 19059226), (2192, 9529613), (3151, 6629296), (6302, 3314648), (12604, 1657324), (25208, 828662), (50416, 414331)]