20902242

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1013}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 44291520

約数和(自身を除く): 23389278

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 181, 362, 543, 1013, 1086, 2026, 3039, 3439, 6078, 6878, 10317, 19247, 20634, 38494, 57741, 115482, 183353, 366706, 550059, 1100118, 3483707, 6967414, 10451121, 20902242]

約数ペア:

[(1, 20902242), (2, 10451121), (3, 6967414), (6, 3483707), (19, 1100118), (38, 550059), (57, 366706), (114, 183353), (181, 115482), (362, 57741), (543, 38494), (1013, 20634), (1086, 19247), (2026, 10317), (3039, 6878), (3439, 6078)]