20179918924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2239}}^1\times {\mathrm{10781}}^1$

素因数の和:13054

約数の個数: 48

約数和(自身を含む): 40574822400

約数和(自身を除く): 20394903476

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 2239, 4478, 8956, 10781, 21562, 24629, 42541, 43124, 49258, 85082, 98516, 118591, 170164, 204839, 237182, 409678, 467951, 474364, 819356, 935902, 1871804, 2253229, 4506458, 9012916, 24138659, 48277318, 96554636, 265525249, 458634521, 531050498, 917269042, 1062100996, 1834538084, 5044979731, 10089959462, 20179918924]

約数ペア:

[(1, 20179918924), (2, 10089959462), (4, 5044979731), (11, 1834538084), (19, 1062100996), (22, 917269042), (38, 531050498), (44, 458634521), (76, 265525249), (209, 96554636), (418, 48277318), (836, 24138659), (2239, 9012916), (4478, 4506458), (8956, 2253229), (10781, 1871804), (21562, 935902), (24629, 819356), (42541, 474364), (43124, 467951), (49258, 409678), (85082, 237182), (98516, 204839), (118591, 170164)]