18470704

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 80

約数和(自身を含む): 44193600

約数和(自身を除く): 25722896

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 89, 109, 112, 119, 136, 178, 218, 238, 272, 356, 436, 476, 623, 712, 763, 872, 952, 1246, 1424, 1513, 1526, 1744, 1853, 1904, 2492, 3026, 3052, 3706, 4984, 6052, 6104, 7412, 9701, 9968, 10591, 12104, 12208, 12971, 14824, 19402, 21182, 24208, 25942, 29648, 38804, 42364, 51884, 67907, 77608, 84728, 103768, 135814, 155216, 164917, 169456, 207536, 271628, 329834, 543256, 659668, 1086512, 1154419, 1319336, 2308838, 2638672, 4617676, 9235352, 18470704]

約数ペア:

[(1, 18470704), (2, 9235352), (4, 4617676), (7, 2638672), (8, 2308838), (14, 1319336), (16, 1154419), (17, 1086512), (28, 659668), (34, 543256), (56, 329834), (68, 271628), (89, 207536), (109, 169456), (112, 164917), (119, 155216), (136, 135814), (178, 103768), (218, 84728), (238, 77608), (272, 67907), (356, 51884), (436, 42364), (476, 38804), (623, 29648), (712, 25942), (763, 24208), (872, 21182), (952, 19402), (1246, 14824), (1424, 12971), (1513, 12208), (1526, 12104), (1744, 10591), (1853, 9968), (1904, 9701), (2492, 7412), (3026, 6104), (3052, 6052), (3706, 4984)]