20781432

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41233}}^1$

素因数の和:41252

約数の個数: 48

約数和(自身を含む): 64325040

約数和(自身を除く): 43543608

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, 41233, 82466, 123699, 164932, 247398, 288631, 329864, 371097, 494796, 577262, 742194, 865893, 989592, 1154524, 1484388, 1731786, 2309048, 2597679, 2968776, 3463572, 5195358, 6927144, 10390716, 20781432]

約数ペア:

[(1, 20781432), (2, 10390716), (3, 6927144), (4, 5195358), (6, 3463572), (7, 2968776), (8, 2597679), (9, 2309048), (12, 1731786), (14, 1484388), (18, 1154524), (21, 989592), (24, 865893), (28, 742194), (36, 577262), (42, 494796), (56, 371097), (63, 329864), (72, 288631), (84, 247398), (126, 164932), (168, 123699), (252, 82466), (504, 41233)]