2215661776

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{371257}}^1$

素因数の和:371638

約数の個数: 20

約数和(自身を含む): 4304365252

約数和(自身を除く): 2088703476

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 5968, 371257, 742514, 1485028, 2970056, 5940112, 138478861, 276957722, 553915444, 1107830888, 2215661776]

約数ペア:

[(1, 2215661776), (2, 1107830888), (4, 553915444), (8, 276957722), (16, 138478861), (373, 5940112), (746, 2970056), (1492, 1485028), (2984, 742514), (5968, 371257)]