20415528

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40507}}^1$

素因数の和:40526

約数の個数: 48

約数和(自身を含む): 63192480

約数和(自身を除く): 42776952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40507, 81014, 121521, 162028, 243042, 283549, 324056, 364563, 486084, 567098, 729126, 850647, 972168, 1134196, 1458252, 1701294, 2268392, 2551941, 2916504, 3402588, 5103882, 6805176, 10207764, 20415528]

約数ペア:

[(1, 20415528), (2, 10207764), (3, 6805176), (4, 5103882), (6, 3402588), (7, 2916504), (8, 2551941), (9, 2268392), (12, 1701294), (14, 1458252), (18, 1134196), (21, 972168), (24, 850647), (28, 729126), (36, 567098), (42, 486084), (56, 364563), (63, 324056), (72, 283549), (84, 243042), (126, 162028), (168, 121521), (252, 81014), (504, 40507)]