20103615

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3359}}^1$

素因数の和:3396

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 21829185

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 3359, 5985, 10077, 16795, 23513, 30231, 50385, 63821, 70539, 117565, 151155, 191463, 211617, 319105, 352695, 446747, 574389, 957315, 1058085, 1340241, 2233735, 2871945, 4020723, 6701205, 20103615]

約数ペア:

[(1, 20103615), (3, 6701205), (5, 4020723), (7, 2871945), (9, 2233735), (15, 1340241), (19, 1058085), (21, 957315), (35, 574389), (45, 446747), (57, 352695), (63, 319105), (95, 211617), (105, 191463), (133, 151155), (171, 117565), (285, 70539), (315, 63821), (399, 50385), (665, 30231), (855, 23513), (1197, 16795), (1995, 10077), (3359, 5985)]