19543764

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 47609856

約数和(自身を除く): 28066092

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 107, 124, 186, 214, 321, 372, 428, 491, 642, 982, 1284, 1473, 1964, 2946, 3317, 5892, 6634, 9951, 13268, 15221, 19902, 30442, 39804, 45663, 52537, 60884, 91326, 105074, 157611, 182652, 210148, 315222, 630444, 1628647, 3257294, 4885941, 6514588, 9771882, 19543764]

約数ペア:

[(1, 19543764), (2, 9771882), (3, 6514588), (4, 4885941), (6, 3257294), (12, 1628647), (31, 630444), (62, 315222), (93, 210148), (107, 182652), (124, 157611), (186, 105074), (214, 91326), (321, 60884), (372, 52537), (428, 45663), (491, 39804), (642, 30442), (982, 19902), (1284, 15221), (1473, 13268), (1964, 9951), (2946, 6634), (3317, 5892)]