19051380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 58909032

約数和(自身を除く): 39857652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 1997, 2385, 3180, 3994, 4770, 5991, 7988, 9540, 9985, 11982, 17973, 19970, 23964, 29955, 35946, 39940, 59910, 71892, 89865, 105841, 119820, 179730, 211682, 317523, 359460, 423364, 529205, 635046, 952569, 1058410, 1270092, 1587615, 1905138, 2116820, 3175230, 3810276, 4762845, 6350460, 9525690, 19051380]

約数ペア:

[(1, 19051380), (2, 9525690), (3, 6350460), (4, 4762845), (5, 3810276), (6, 3175230), (9, 2116820), (10, 1905138), (12, 1587615), (15, 1270092), (18, 1058410), (20, 952569), (30, 635046), (36, 529205), (45, 423364), (53, 359460), (60, 317523), (90, 211682), (106, 179730), (159, 119820), (180, 105841), (212, 89865), (265, 71892), (318, 59910), (477, 39940), (530, 35946), (636, 29955), (795, 23964), (954, 19970), (1060, 17973), (1590, 11982), (1908, 9985), (1997, 9540), (2385, 7988), (3180, 5991), (3994, 4770)]