20729205792

素因数分解:

$2^5\times 3^2\times {\mathrm{3167}}^1\times {\mathrm{22727}}^1$

素因数の和:25910

約数の個数: 72

約数和(自身を含む): 58969886976

約数和(自身を除く): 38240681184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 3167, 6334, 9501, 12668, 19002, 22727, 25336, 28503, 38004, 45454, 50672, 57006, 68181, 76008, 90908, 101344, 114012, 136362, 152016, 181816, 204543, 228024, 272724, 304032, 363632, 409086, 456048, 545448, 727264, 818172, 912096, 1090896, 1636344, 2181792, 3272688, 6545376, 71976409, 143952818, 215929227, 287905636, 431858454, 575811272, 647787681, 863716908, 1151622544, 1295575362, 1727433816, 2303245088, 2591150724, 3454867632, 5182301448, 6909735264, 10364602896, 20729205792]

約数ペア:

[(1, 20729205792), (2, 10364602896), (3, 6909735264), (4, 5182301448), (6, 3454867632), (8, 2591150724), (9, 2303245088), (12, 1727433816), (16, 1295575362), (18, 1151622544), (24, 863716908), (32, 647787681), (36, 575811272), (48, 431858454), (72, 287905636), (96, 215929227), (144, 143952818), (288, 71976409), (3167, 6545376), (6334, 3272688), (9501, 2181792), (12668, 1636344), (19002, 1090896), (22727, 912096), (25336, 818172), (28503, 727264), (38004, 545448), (45454, 456048), (50672, 409086), (57006, 363632), (68181, 304032), (76008, 272724), (90908, 228024), (101344, 204543), (114012, 181816), (136362, 152016)]