20163893580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3613601}}^1$

素因数の和:3613647

約数の個数: 72

約数和(自身を含む): 63136854144

約数和(自身を除く): 42972960564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 3613601, 7227202, 10840803, 14454404, 18068005, 21681606, 32522409, 36136010, 43363212, 54204015, 65044818, 72272020, 108408030, 112021631, 130089636, 162612045, 216816060, 224043262, 325224090, 336064893, 448086524, 560108155, 650448180, 672129786, 1008194679, 1120216310, 1344259572, 1680324465, 2016389358, 2240432620, 3360648930, 4032778716, 5040973395, 6721297860, 10081946790, 20163893580]

約数ペア:

[(1, 20163893580), (2, 10081946790), (3, 6721297860), (4, 5040973395), (5, 4032778716), (6, 3360648930), (9, 2240432620), (10, 2016389358), (12, 1680324465), (15, 1344259572), (18, 1120216310), (20, 1008194679), (30, 672129786), (31, 650448180), (36, 560108155), (45, 448086524), (60, 336064893), (62, 325224090), (90, 224043262), (93, 216816060), (124, 162612045), (155, 130089636), (180, 112021631), (186, 108408030), (279, 72272020), (310, 65044818), (372, 54204015), (465, 43363212), (558, 36136010), (620, 32522409), (930, 21681606), (1116, 18068005), (1395, 14454404), (1860, 10840803), (2790, 7227202), (5580, 3613601)]