1869657988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3881

約数の個数: 72

約数和(自身を含む): 3889638144

約数和(自身を除く): 2019980156

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 124, 209, 341, 361, 418, 589, 682, 722, 836, 1178, 1364, 1444, 2356, 3797, 3971, 6479, 7594, 7942, 11191, 12958, 15188, 15884, 22382, 25916, 41767, 44764, 72143, 83534, 117707, 123101, 144286, 167068, 235414, 246202, 288572, 470828, 492404, 793573, 1294777, 1370717, 1587146, 2236433, 2589554, 2741434, 3174292, 4472866, 5179108, 5482868, 8945732, 15077887, 24600763, 30155774, 42492227, 49201526, 60311548, 84984454, 98403052, 169968908, 467414497, 934828994, 1869657988]

約数ペア:

[(1, 1869657988), (2, 934828994), (4, 467414497), (11, 169968908), (19, 98403052), (22, 84984454), (31, 60311548), (38, 49201526), (44, 42492227), (62, 30155774), (76, 24600763), (124, 15077887), (209, 8945732), (341, 5482868), (361, 5179108), (418, 4472866), (589, 3174292), (682, 2741434), (722, 2589554), (836, 2236433), (1178, 1587146), (1364, 1370717), (1444, 1294777), (2356, 793573), (3797, 492404), (3971, 470828), (6479, 288572), (7594, 246202), (7942, 235414), (11191, 167068), (12958, 144286), (15188, 123101), (15884, 117707), (22382, 83534), (25916, 72143), (41767, 44764)]