20737365

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7393}}^1$

素因数の和:7429

約数の個数: 32

約数和(自身を含む): 38330496

約数和(自身を除く): 17593131

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7393, 22179, 36965, 81323, 110895, 125681, 243969, 377043, 406615, 628405, 1219845, 1382491, 1885215, 4147473, 6912455, 20737365]

約数ペア:

[(1, 20737365), (3, 6912455), (5, 4147473), (11, 1885215), (15, 1382491), (17, 1219845), (33, 628405), (51, 406615), (55, 377043), (85, 243969), (165, 125681), (187, 110895), (255, 81323), (561, 36965), (935, 22179), (2805, 7393)]