18657012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 51448320

約数和(自身を除く): 32791308

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 43, 44, 57, 66, 76, 86, 114, 129, 132, 172, 173, 209, 228, 258, 346, 418, 473, 516, 519, 627, 692, 817, 836, 946, 1038, 1254, 1419, 1634, 1892, 1903, 2076, 2451, 2508, 2838, 3268, 3287, 3806, 4902, 5676, 5709, 6574, 7439, 7612, 8987, 9804, 9861, 11418, 13148, 14878, 17974, 19722, 22317, 22836, 26961, 29756, 35948, 36157, 39444, 44634, 53922, 72314, 81829, 89268, 107844, 108471, 141341, 144628, 163658, 216942, 245487, 282682, 327316, 424023, 433884, 490974, 565364, 848046, 981948, 1554751, 1696092, 3109502, 4664253, 6219004, 9328506, 18657012]

約数ペア:

[(1, 18657012), (2, 9328506), (3, 6219004), (4, 4664253), (6, 3109502), (11, 1696092), (12, 1554751), (19, 981948), (22, 848046), (33, 565364), (38, 490974), (43, 433884), (44, 424023), (57, 327316), (66, 282682), (76, 245487), (86, 216942), (114, 163658), (129, 144628), (132, 141341), (172, 108471), (173, 107844), (209, 89268), (228, 81829), (258, 72314), (346, 53922), (418, 44634), (473, 39444), (516, 36157), (519, 35948), (627, 29756), (692, 26961), (817, 22836), (836, 22317), (946, 19722), (1038, 17974), (1254, 14878), (1419, 13148), (1634, 11418), (1892, 9861), (1903, 9804), (2076, 8987), (2451, 7612), (2508, 7439), (2838, 6574), (3268, 5709), (3287, 5676), (3806, 4902)]