19604675466

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{81517}}^1$

素因数の和:81987

約数の個数: 48

約数和(自身を含む): 43949288448

約数和(自身を除く): 24344612982

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 431, 558, 862, 1293, 2586, 3879, 7758, 13361, 26722, 40083, 80166, 81517, 120249, 163034, 240498, 244551, 489102, 733653, 1467306, 2527027, 5054054, 7581081, 15162162, 22743243, 35133827, 45486486, 70267654, 105401481, 210802962, 316204443, 632408886, 1089148637, 2178297274, 3267445911, 6534891822, 9802337733, 19604675466]

約数ペア:

[(1, 19604675466), (2, 9802337733), (3, 6534891822), (6, 3267445911), (9, 2178297274), (18, 1089148637), (31, 632408886), (62, 316204443), (93, 210802962), (186, 105401481), (279, 70267654), (431, 45486486), (558, 35133827), (862, 22743243), (1293, 15162162), (2586, 7581081), (3879, 5054054), (7758, 2527027), (13361, 1467306), (26722, 733653), (40083, 489102), (80166, 244551), (81517, 240498), (120249, 163034)]