18961644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{617}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 47966688

約数和(自身を除く): 29005044

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 197, 394, 591, 617, 788, 1182, 1234, 1851, 2364, 2468, 2561, 3702, 5122, 7404, 7683, 8021, 10244, 15366, 16042, 24063, 30732, 32084, 48126, 96252, 121549, 243098, 364647, 486196, 729294, 1458588, 1580137, 3160274, 4740411, 6320548, 9480822, 18961644]

約数ペア:

[(1, 18961644), (2, 9480822), (3, 6320548), (4, 4740411), (6, 3160274), (12, 1580137), (13, 1458588), (26, 729294), (39, 486196), (52, 364647), (78, 243098), (156, 121549), (197, 96252), (394, 48126), (591, 32084), (617, 30732), (788, 24063), (1182, 16042), (1234, 15366), (1851, 10244), (2364, 8021), (2468, 7683), (2561, 7404), (3702, 5122)]