20672712216

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{6287}}^1$

素因数の和:7486

約数の個数: 128

約数和(自身を含む): 61904102400

約数和(自身を除く): 41231390184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1171, 1404, 2342, 2808, 3513, 4684, 6287, 7026, 9368, 10539, 12574, 14052, 15223, 18861, 21078, 25148, 28104, 30446, 31617, 37722, 42156, 45669, 50296, 56583, 60892, 63234, 75444, 81731, 84312, 91338, 113166, 121784, 126468, 137007, 150888, 163462, 169749, 182676, 226332, 245193, 252936, 274014, 326924, 339498, 365352, 411021, 452664, 490386, 548028, 653848, 678996, 735579, 822042, 980772, 1096056, 1357992, 1471158, 1644084, 1961544, 2206737, 2942316, 3288168, 4413474, 5884632, 7362077, 8826948, 14724154, 17653896, 22086231, 29448308, 44172462, 58896616, 66258693, 88344924, 95707001, 132517386, 176689848, 191414002, 198776079, 265034772, 287121003, 382828004, 397552158, 530069544, 574242006, 765656008, 795104316, 861363009, 1148484012, 1590208632, 1722726018, 2296968024, 2584089027, 3445452036, 5168178054, 6890904072, 10336356108, 20672712216]

約数ペア:

[(1, 20672712216), (2, 10336356108), (3, 6890904072), (4, 5168178054), (6, 3445452036), (8, 2584089027), (9, 2296968024), (12, 1722726018), (13, 1590208632), (18, 1148484012), (24, 861363009), (26, 795104316), (27, 765656008), (36, 574242006), (39, 530069544), (52, 397552158), (54, 382828004), (72, 287121003), (78, 265034772), (104, 198776079), (108, 191414002), (117, 176689848), (156, 132517386), (216, 95707001), (234, 88344924), (312, 66258693), (351, 58896616), (468, 44172462), (702, 29448308), (936, 22086231), (1171, 17653896), (1404, 14724154), (2342, 8826948), (2808, 7362077), (3513, 5884632), (4684, 4413474), (6287, 3288168), (7026, 2942316), (9368, 2206737), (10539, 1961544), (12574, 1644084), (14052, 1471158), (15223, 1357992), (18861, 1096056), (21078, 980772), (25148, 822042), (28104, 735579), (30446, 678996), (31617, 653848), (37722, 548028), (42156, 490386), (45669, 452664), (50296, 411021), (56583, 365352), (60892, 339498), (63234, 326924), (75444, 274014), (81731, 252936), (84312, 245193), (91338, 226332), (113166, 182676), (121784, 169749), (126468, 163462), (137007, 150888)]