18720491664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3277397}}^1$

素因数の和:3277432

約数の個数: 80

約数和(自身を含む): 58521218688

約数和(自身を除く): 39800727024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 5712, 3277397, 6554794, 9832191, 13109588, 19664382, 22941779, 26219176, 39328764, 45883558, 52438352, 55715749, 68825337, 78657528, 91767116, 111431498, 137650674, 157315056, 167147247, 183534232, 222862996, 275301348, 334294494, 367068464, 390010243, 445725992, 550602696, 668588988, 780020486, 891451984, 1101205392, 1170030729, 1337177976, 1560040972, 2340061458, 2674355952, 3120081944, 4680122916, 6240163888, 9360245832, 18720491664]

約数ペア:

[(1, 18720491664), (2, 9360245832), (3, 6240163888), (4, 4680122916), (6, 3120081944), (7, 2674355952), (8, 2340061458), (12, 1560040972), (14, 1337177976), (16, 1170030729), (17, 1101205392), (21, 891451984), (24, 780020486), (28, 668588988), (34, 550602696), (42, 445725992), (48, 390010243), (51, 367068464), (56, 334294494), (68, 275301348), (84, 222862996), (102, 183534232), (112, 167147247), (119, 157315056), (136, 137650674), (168, 111431498), (204, 91767116), (238, 78657528), (272, 68825337), (336, 55715749), (357, 52438352), (408, 45883558), (476, 39328764), (714, 26219176), (816, 22941779), (952, 19664382), (1428, 13109588), (1904, 9832191), (2856, 6554794), (5712, 3277397)]