1639749628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{6389}}^1$

素因数の和:6730

約数の個数: 48

約数和(自身を含む): 3306441600

約数和(自身を除く): 1666691972

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 307, 418, 614, 836, 1228, 3377, 5833, 6389, 6754, 11666, 12778, 13508, 23332, 25556, 64163, 70279, 121391, 128326, 140558, 242782, 256652, 281116, 485564, 1335301, 1961423, 2670602, 3922846, 5341204, 7845692, 21575653, 37267037, 43151306, 74534074, 86302612, 149068148, 409937407, 819874814, 1639749628]

約数ペア:

[(1, 1639749628), (2, 819874814), (4, 409937407), (11, 149068148), (19, 86302612), (22, 74534074), (38, 43151306), (44, 37267037), (76, 21575653), (209, 7845692), (307, 5341204), (418, 3922846), (614, 2670602), (836, 1961423), (1228, 1335301), (3377, 485564), (5833, 281116), (6389, 256652), (6754, 242782), (11666, 140558), (12778, 128326), (13508, 121391), (23332, 70279), (25556, 64163)]