18974001848

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{63299}}^1$

素因数の和:63815

約数の個数: 32

約数和(自身を含む): 36062010000

約数和(自身を除く): 17088008152

約数列:

[1, 2, 4, 8, 89, 178, 356, 421, 712, 842, 1684, 3368, 37469, 63299, 74938, 126598, 149876, 253196, 299752, 506392, 5633611, 11267222, 22534444, 26648879, 45068888, 53297758, 106595516, 213191032, 2371750231, 4743500462, 9487000924, 18974001848]

約数ペア:

[(1, 18974001848), (2, 9487000924), (4, 4743500462), (8, 2371750231), (89, 213191032), (178, 106595516), (356, 53297758), (421, 45068888), (712, 26648879), (842, 22534444), (1684, 11267222), (3368, 5633611), (37469, 506392), (63299, 299752), (74938, 253196), (126598, 149876)]