18883906340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4272377}}^1$

素因数の和:4272416

約数の個数: 48

約数和(自身を含む): 45218848752

約数和(自身を除く): 26334942412

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 4272377, 8544754, 17089508, 21361885, 42723770, 55540901, 72630409, 85447540, 111081802, 145260818, 222163604, 277704505, 290521636, 363152045, 555409010, 726304090, 944195317, 1110818020, 1452608180, 1888390634, 3776781268, 4720976585, 9441953170, 18883906340]

約数ペア:

[(1, 18883906340), (2, 9441953170), (4, 4720976585), (5, 3776781268), (10, 1888390634), (13, 1452608180), (17, 1110818020), (20, 944195317), (26, 726304090), (34, 555409010), (52, 363152045), (65, 290521636), (68, 277704505), (85, 222163604), (130, 145260818), (170, 111081802), (221, 85447540), (260, 72630409), (340, 55540901), (442, 42723770), (884, 21361885), (1105, 17089508), (2210, 8544754), (4420, 4272377)]