20474688

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^2\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 84

約数和(自身を含む): 58753248

約数和(自身を除く): 38278560

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 169, 192, 208, 312, 338, 416, 507, 624, 631, 676, 832, 1014, 1248, 1262, 1352, 1893, 2028, 2496, 2524, 2704, 3786, 4056, 5048, 5408, 7572, 8112, 8203, 10096, 10816, 15144, 16224, 16406, 20192, 24609, 30288, 32448, 32812, 40384, 49218, 60576, 65624, 98436, 106639, 121152, 131248, 196872, 213278, 262496, 319917, 393744, 426556, 524992, 639834, 787488, 853112, 1279668, 1574976, 1706224, 2559336, 3412448, 5118672, 6824896, 10237344, 20474688]

約数ペア:

[(1, 20474688), (2, 10237344), (3, 6824896), (4, 5118672), (6, 3412448), (8, 2559336), (12, 1706224), (13, 1574976), (16, 1279668), (24, 853112), (26, 787488), (32, 639834), (39, 524992), (48, 426556), (52, 393744), (64, 319917), (78, 262496), (96, 213278), (104, 196872), (156, 131248), (169, 121152), (192, 106639), (208, 98436), (312, 65624), (338, 60576), (416, 49218), (507, 40384), (624, 32812), (631, 32448), (676, 30288), (832, 24609), (1014, 20192), (1248, 16406), (1262, 16224), (1352, 15144), (1893, 10816), (2028, 10096), (2496, 8203), (2524, 8112), (2704, 7572), (3786, 5408), (4056, 5048)]