20977158

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 43273440

約数和(自身を除く): 22296282

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 269, 317, 538, 634, 807, 951, 1614, 1902, 11029, 12997, 22058, 25994, 33087, 38991, 66174, 77982, 85273, 170546, 255819, 511638, 3496193, 6992386, 10488579, 20977158]

約数ペア:

[(1, 20977158), (2, 10488579), (3, 6992386), (6, 3496193), (41, 511638), (82, 255819), (123, 170546), (246, 85273), (269, 77982), (317, 66174), (538, 38991), (634, 33087), (807, 25994), (951, 22058), (1614, 12997), (1902, 11029)]