18916704

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3457}}^1$

素因数の和:3492

約数の個数: 72

約数和(自身を含む): 56642040

約数和(自身を除く): 37725336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 3457, 5472, 6914, 10371, 13828, 20742, 27656, 31113, 41484, 55312, 62226, 65683, 82968, 110624, 124452, 131366, 165936, 197049, 248904, 262732, 331872, 394098, 497808, 525464, 591147, 788196, 995616, 1050928, 1182294, 1576392, 2101856, 2364588, 3152784, 4729176, 6305568, 9458352, 18916704]

約数ペア:

[(1, 18916704), (2, 9458352), (3, 6305568), (4, 4729176), (6, 3152784), (8, 2364588), (9, 2101856), (12, 1576392), (16, 1182294), (18, 1050928), (19, 995616), (24, 788196), (32, 591147), (36, 525464), (38, 497808), (48, 394098), (57, 331872), (72, 262732), (76, 248904), (96, 197049), (114, 165936), (144, 131366), (152, 124452), (171, 110624), (228, 82968), (288, 65683), (304, 62226), (342, 55312), (456, 41484), (608, 31113), (684, 27656), (912, 20742), (1368, 13828), (1824, 10371), (2736, 6914), (3457, 5472)]