20238417992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{547}}^1\times {\mathrm{1231}}^1$

素因数の和:1831

約数の個数: 96

約数和(自身を含む): 43526017920

約数和(自身を除く): 23287599928

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 289, 442, 547, 578, 884, 1094, 1156, 1231, 1768, 2188, 2312, 2462, 3757, 4376, 4924, 7111, 7514, 9299, 9848, 14222, 15028, 16003, 18598, 20927, 28444, 30056, 32006, 37196, 41854, 56888, 64012, 74392, 83708, 120887, 128024, 158083, 167416, 241774, 272051, 316166, 355759, 483548, 544102, 632332, 673357, 711518, 967096, 1088204, 1264664, 1346714, 1423036, 2055079, 2176408, 2693428, 2846072, 4110158, 4624867, 5386856, 8220316, 8753641, 9249734, 11447069, 16440632, 17507282, 18499468, 22894138, 35014564, 36998936, 45788276, 70029128, 91576552, 148811897, 194600173, 297623794, 389200346, 595247588, 778400692, 1190495176, 1556801384, 2529802249, 5059604498, 10119208996, 20238417992]

約数ペア:

[(1, 20238417992), (2, 10119208996), (4, 5059604498), (8, 2529802249), (13, 1556801384), (17, 1190495176), (26, 778400692), (34, 595247588), (52, 389200346), (68, 297623794), (104, 194600173), (136, 148811897), (221, 91576552), (289, 70029128), (442, 45788276), (547, 36998936), (578, 35014564), (884, 22894138), (1094, 18499468), (1156, 17507282), (1231, 16440632), (1768, 11447069), (2188, 9249734), (2312, 8753641), (2462, 8220316), (3757, 5386856), (4376, 4624867), (4924, 4110158), (7111, 2846072), (7514, 2693428), (9299, 2176408), (9848, 2055079), (14222, 1423036), (15028, 1346714), (16003, 1264664), (18598, 1088204), (20927, 967096), (28444, 711518), (30056, 673357), (32006, 632332), (37196, 544102), (41854, 483548), (56888, 355759), (64012, 316166), (74392, 272051), (83708, 241774), (120887, 167416), (128024, 158083)]