1900778886

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{617537}}^1$

素因数の和:617570

約数の個数: 40

約数和(自身を含む): 4483325880

約数和(自身を除く): 2582546994

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 617537, 1235074, 1852611, 3705222, 5557833, 11115666, 11733203, 16673499, 23466406, 33346998, 35199609, 50020497, 70399218, 100040994, 105598827, 211197654, 316796481, 633592962, 950389443, 1900778886]

約数ペア:

[(1, 1900778886), (2, 950389443), (3, 633592962), (6, 316796481), (9, 211197654), (18, 105598827), (19, 100040994), (27, 70399218), (38, 50020497), (54, 35199609), (57, 33346998), (81, 23466406), (114, 16673499), (162, 11733203), (171, 11115666), (342, 5557833), (513, 3705222), (1026, 1852611), (1539, 1235074), (3078, 617537)]