20505096

素因数分解:

$2^3\times 3^3\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1683

約数の個数: 64

約数和(自身を含む): 57960000

約数和(自身を除く): 37454904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 108, 118, 177, 216, 236, 354, 472, 531, 708, 1062, 1416, 1593, 1609, 2124, 3186, 3218, 4248, 4827, 6372, 6436, 9654, 12744, 12872, 14481, 19308, 28962, 38616, 43443, 57924, 86886, 94931, 115848, 173772, 189862, 284793, 347544, 379724, 569586, 759448, 854379, 1139172, 1708758, 2278344, 2563137, 3417516, 5126274, 6835032, 10252548, 20505096]

約数ペア:

[(1, 20505096), (2, 10252548), (3, 6835032), (4, 5126274), (6, 3417516), (8, 2563137), (9, 2278344), (12, 1708758), (18, 1139172), (24, 854379), (27, 759448), (36, 569586), (54, 379724), (59, 347544), (72, 284793), (108, 189862), (118, 173772), (177, 115848), (216, 94931), (236, 86886), (354, 57924), (472, 43443), (531, 38616), (708, 28962), (1062, 19308), (1416, 14481), (1593, 12872), (1609, 12744), (2124, 9654), (3186, 6436), (3218, 6372), (4248, 4827)]