1619332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 3528000

約数和(自身を除く): 1908668

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 149, 209, 247, 286, 298, 418, 494, 572, 596, 836, 988, 1639, 1937, 2717, 2831, 3278, 3874, 5434, 5662, 6556, 7748, 10868, 11324, 21307, 31141, 36803, 42614, 62282, 73606, 85228, 124564, 147212, 404833, 809666, 1619332]

約数ペア:

[(1, 1619332), (2, 809666), (4, 404833), (11, 147212), (13, 124564), (19, 85228), (22, 73606), (26, 62282), (38, 42614), (44, 36803), (52, 31141), (76, 21307), (143, 11324), (149, 10868), (209, 7748), (247, 6556), (286, 5662), (298, 5434), (418, 3874), (494, 3278), (572, 2831), (596, 2717), (836, 1937), (988, 1639)]