9938478238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{254663}}^1$

素因数の和:254776

約数の個数: 32

約数和(自身を含む): 17113420800

約数和(自身を除く): 7174942562

約数列:

[1, 2, 13, 19, 26, 38, 79, 158, 247, 494, 1027, 1501, 2054, 3002, 19513, 39026, 254663, 509326, 3310619, 4838597, 6621238, 9677194, 20118377, 40236754, 62901761, 125803522, 261538901, 382249163, 523077802, 764498326, 4969239119, 9938478238]

約数ペア:

[(1, 9938478238), (2, 4969239119), (13, 764498326), (19, 523077802), (26, 382249163), (38, 261538901), (79, 125803522), (158, 62901761), (247, 40236754), (494, 20118377), (1027, 9677194), (1501, 6621238), (2054, 4838597), (3002, 3310619), (19513, 509326), (39026, 254663)]