31983688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 72777600

約数和(自身を除く): 40793912

約数列:

[1, 2, 4, 8, 11, 19, 22, 37, 38, 44, 47, 74, 76, 88, 94, 121, 148, 152, 188, 209, 242, 296, 376, 407, 418, 484, 517, 703, 814, 836, 893, 968, 1034, 1406, 1628, 1672, 1739, 1786, 2068, 2299, 2812, 3256, 3478, 3572, 4136, 4477, 4598, 5624, 5687, 6956, 7144, 7733, 8954, 9196, 9823, 11374, 13912, 15466, 17908, 18392, 19129, 19646, 22748, 30932, 33041, 35816, 38258, 39292, 45496, 61864, 66082, 76516, 78584, 85063, 108053, 132164, 153032, 170126, 210419, 216106, 264328, 340252, 363451, 420838, 432212, 680504, 726902, 841676, 864424, 1453804, 1683352, 2907608, 3997961, 7995922, 15991844, 31983688]

約数ペア:

[(1, 31983688), (2, 15991844), (4, 7995922), (8, 3997961), (11, 2907608), (19, 1683352), (22, 1453804), (37, 864424), (38, 841676), (44, 726902), (47, 680504), (74, 432212), (76, 420838), (88, 363451), (94, 340252), (121, 264328), (148, 216106), (152, 210419), (188, 170126), (209, 153032), (242, 132164), (296, 108053), (376, 85063), (407, 78584), (418, 76516), (484, 66082), (517, 61864), (703, 45496), (814, 39292), (836, 38258), (893, 35816), (968, 33041), (1034, 30932), (1406, 22748), (1628, 19646), (1672, 19129), (1739, 18392), (1786, 17908), (2068, 15466), (2299, 13912), (2812, 11374), (3256, 9823), (3478, 9196), (3572, 8954), (4136, 7733), (4477, 7144), (4598, 6956), (5624, 5687)]