2001567464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{1249}}^1$

素因数の和:2098

約数の個数: 64

約数和(自身を含む): 4263000000

約数和(自身を除く): 2261432536

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 811, 988, 1249, 1622, 1976, 2498, 3244, 4996, 6488, 9992, 10543, 15409, 16237, 21086, 23731, 30818, 32474, 42172, 47462, 61636, 64948, 84344, 94924, 123272, 129896, 189848, 200317, 308503, 400634, 617006, 801268, 1012939, 1234012, 1602536, 2025878, 2468024, 4051756, 8103512, 13168207, 19245841, 26336414, 38491682, 52672828, 76983364, 105345656, 153966728, 250195933, 500391866, 1000783732, 2001567464]

約数ペア:

[(1, 2001567464), (2, 1000783732), (4, 500391866), (8, 250195933), (13, 153966728), (19, 105345656), (26, 76983364), (38, 52672828), (52, 38491682), (76, 26336414), (104, 19245841), (152, 13168207), (247, 8103512), (494, 4051756), (811, 2468024), (988, 2025878), (1249, 1602536), (1622, 1234012), (1976, 1012939), (2498, 801268), (3244, 617006), (4996, 400634), (6488, 308503), (9992, 200317), (10543, 189848), (15409, 129896), (16237, 123272), (21086, 94924), (23731, 84344), (30818, 64948), (32474, 61636), (42172, 47462)]