20178314

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 34884864

約数和(自身を除く): 14706550

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 299, 533, 598, 823, 943, 1066, 1646, 1886, 10699, 12259, 18929, 21398, 24518, 33743, 37858, 67486, 246077, 438659, 492154, 776089, 877318, 1552178, 10089157, 20178314]

約数ペア:

[(1, 20178314), (2, 10089157), (13, 1552178), (23, 877318), (26, 776089), (41, 492154), (46, 438659), (82, 246077), (299, 67486), (533, 37858), (598, 33743), (823, 24518), (943, 21398), (1066, 18929), (1646, 12259), (1886, 10699)]