18944325

素因数分解:

$3^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{313}}^1$

素因数の和:598

約数の個数: 36

約数和(自身を含む): 34166340

約数和(自身を除く): 15222015

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 269, 313, 807, 939, 1345, 1565, 2421, 2817, 4035, 4695, 6725, 7825, 12105, 14085, 20175, 23475, 60525, 70425, 84197, 252591, 420985, 757773, 1262955, 2104925, 3788865, 6314775, 18944325]

約数ペア:

[(1, 18944325), (3, 6314775), (5, 3788865), (9, 2104925), (15, 1262955), (25, 757773), (45, 420985), (75, 252591), (225, 84197), (269, 70425), (313, 60525), (807, 23475), (939, 20175), (1345, 14085), (1565, 12105), (2421, 7825), (2817, 6725), (4035, 4695)]