20735838

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{4129}}^1$

素因数の和:4174

約数の個数: 40

約数和(自身を含む): 47974080

約数和(自身を除く): 27238242

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 279, 558, 837, 1674, 2511, 4129, 5022, 8258, 12387, 24774, 37161, 74322, 111483, 127999, 222966, 255998, 334449, 383997, 668898, 767994, 1151991, 2303982, 3455973, 6911946, 10367919, 20735838]

約数ペア:

[(1, 20735838), (2, 10367919), (3, 6911946), (6, 3455973), (9, 2303982), (18, 1151991), (27, 767994), (31, 668898), (54, 383997), (62, 334449), (81, 255998), (93, 222966), (162, 127999), (186, 111483), (279, 74322), (558, 37161), (837, 24774), (1674, 12387), (2511, 8258), (4129, 5022)]