20696104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 46368000

約数和(自身を除く): 25671896

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 79, 88, 104, 143, 158, 229, 286, 316, 458, 572, 632, 869, 916, 1027, 1144, 1738, 1832, 2054, 2519, 2977, 3476, 4108, 5038, 5954, 6952, 8216, 10076, 11297, 11908, 18091, 20152, 22594, 23816, 32747, 36182, 45188, 65494, 72364, 90376, 130988, 144728, 199001, 235183, 261976, 398002, 470366, 796004, 940732, 1592008, 1881464, 2587013, 5174026, 10348052, 20696104]

約数ペア:

[(1, 20696104), (2, 10348052), (4, 5174026), (8, 2587013), (11, 1881464), (13, 1592008), (22, 940732), (26, 796004), (44, 470366), (52, 398002), (79, 261976), (88, 235183), (104, 199001), (143, 144728), (158, 130988), (229, 90376), (286, 72364), (316, 65494), (458, 45188), (572, 36182), (632, 32747), (869, 23816), (916, 22594), (1027, 20152), (1144, 18091), (1738, 11908), (1832, 11297), (2054, 10076), (2519, 8216), (2977, 6952), (3476, 5954), (4108, 5038)]