16631190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2034

約数の個数: 64

約数和(自身を含む): 45803520

約数和(自身を除く): 29172330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 1987, 2790, 3974, 4185, 5961, 8370, 9935, 11922, 17883, 19870, 29805, 35766, 53649, 59610, 61597, 89415, 107298, 123194, 178830, 184791, 268245, 307985, 369582, 536490, 554373, 615970, 923955, 1108746, 1663119, 1847910, 2771865, 3326238, 5543730, 8315595, 16631190]

約数ペア:

[(1, 16631190), (2, 8315595), (3, 5543730), (5, 3326238), (6, 2771865), (9, 1847910), (10, 1663119), (15, 1108746), (18, 923955), (27, 615970), (30, 554373), (31, 536490), (45, 369582), (54, 307985), (62, 268245), (90, 184791), (93, 178830), (135, 123194), (155, 107298), (186, 89415), (270, 61597), (279, 59610), (310, 53649), (465, 35766), (558, 29805), (837, 19870), (930, 17883), (1395, 11922), (1674, 9935), (1987, 8370), (2790, 5961), (3974, 4185)]