19892964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18217}}^1$

素因数の和:18244

約数の個数: 48

約数和(自身を含む): 57131648

約数和(自身を除く): 37238684

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18217, 36434, 54651, 72868, 109302, 127519, 218604, 236821, 255038, 382557, 473642, 510076, 710463, 765114, 947284, 1420926, 1530228, 1657747, 2841852, 3315494, 4973241, 6630988, 9946482, 19892964]

約数ペア:

[(1, 19892964), (2, 9946482), (3, 6630988), (4, 4973241), (6, 3315494), (7, 2841852), (12, 1657747), (13, 1530228), (14, 1420926), (21, 947284), (26, 765114), (28, 710463), (39, 510076), (42, 473642), (52, 382557), (78, 255038), (84, 236821), (91, 218604), (156, 127519), (182, 109302), (273, 72868), (364, 54651), (546, 36434), (1092, 18217)]