20947488

素因数分解:

$2^5\times 3^1\times {\mathrm{113}}^1\times {\mathrm{1931}}^1$

素因数の和:2057

約数の個数: 48

約数和(自身を含む): 55502496

約数和(自身を除く): 34555008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 113, 226, 339, 452, 678, 904, 1356, 1808, 1931, 2712, 3616, 3862, 5424, 5793, 7724, 10848, 11586, 15448, 23172, 30896, 46344, 61792, 92688, 185376, 218203, 436406, 654609, 872812, 1309218, 1745624, 2618436, 3491248, 5236872, 6982496, 10473744, 20947488]

約数ペア:

[(1, 20947488), (2, 10473744), (3, 6982496), (4, 5236872), (6, 3491248), (8, 2618436), (12, 1745624), (16, 1309218), (24, 872812), (32, 654609), (48, 436406), (96, 218203), (113, 185376), (226, 92688), (339, 61792), (452, 46344), (678, 30896), (904, 23172), (1356, 15448), (1808, 11586), (1931, 10848), (2712, 7724), (3616, 5793), (3862, 5424)]