219040778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12781}}^1$

素因数の和:12854

約数の個数: 32

約数和(自身を含む): 386527680

約数和(自身を除く): 167486902

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1558, 8569, 12781, 17138, 25562, 140591, 242839, 281182, 485678, 524021, 1048042, 2671229, 5342458, 5764231, 9956399, 11528462, 19912798, 109520389, 219040778]

約数ペア:

[(1, 219040778), (2, 109520389), (11, 19912798), (19, 11528462), (22, 9956399), (38, 5764231), (41, 5342458), (82, 2671229), (209, 1048042), (418, 524021), (451, 485678), (779, 281182), (902, 242839), (1558, 140591), (8569, 25562), (12781, 17138)]