20176992072

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{17351}}^1$

素因数の和:17915

約数の個数: 96

約数和(自身を含む): 56520322560

約数和(自身を除く): 36343330488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 521, 558, 744, 1042, 1116, 1563, 2084, 2232, 3126, 4168, 4689, 6252, 9378, 12504, 16151, 17351, 18756, 32302, 34702, 37512, 48453, 52053, 64604, 69404, 96906, 104106, 129208, 138808, 145359, 156159, 193812, 208212, 290718, 312318, 387624, 416424, 537881, 581436, 624636, 1075762, 1162872, 1249272, 1613643, 2151524, 3227286, 4303048, 4840929, 6454572, 9039871, 9681858, 12909144, 18079742, 19363716, 27119613, 36159484, 38727432, 54239226, 72318968, 81358839, 108478452, 162717678, 216956904, 280236001, 325435356, 560472002, 650870712, 840708003, 1120944004, 1681416006, 2241888008, 2522124009, 3362832012, 5044248018, 6725664024, 10088496036, 20176992072]

約数ペア:

[(1, 20176992072), (2, 10088496036), (3, 6725664024), (4, 5044248018), (6, 3362832012), (8, 2522124009), (9, 2241888008), (12, 1681416006), (18, 1120944004), (24, 840708003), (31, 650870712), (36, 560472002), (62, 325435356), (72, 280236001), (93, 216956904), (124, 162717678), (186, 108478452), (248, 81358839), (279, 72318968), (372, 54239226), (521, 38727432), (558, 36159484), (744, 27119613), (1042, 19363716), (1116, 18079742), (1563, 12909144), (2084, 9681858), (2232, 9039871), (3126, 6454572), (4168, 4840929), (4689, 4303048), (6252, 3227286), (9378, 2151524), (12504, 1613643), (16151, 1249272), (17351, 1162872), (18756, 1075762), (32302, 624636), (34702, 581436), (37512, 537881), (48453, 416424), (52053, 387624), (64604, 312318), (69404, 290718), (96906, 208212), (104106, 193812), (129208, 156159), (138808, 145359)]