19188546

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 26171454

約数列:

[1, 2, 3, 6, 13, 17, 26, 29, 34, 39, 51, 58, 78, 87, 102, 174, 221, 377, 442, 493, 499, 663, 754, 986, 998, 1131, 1326, 1479, 1497, 2262, 2958, 2994, 6409, 6487, 8483, 12818, 12974, 14471, 16966, 19227, 19461, 25449, 28942, 38454, 38922, 43413, 50898, 86826, 110279, 188123, 220558, 246007, 330837, 376246, 492014, 564369, 661674, 738021, 1128738, 1476042, 3198091, 6396182, 9594273, 19188546]

約数ペア:

[(1, 19188546), (2, 9594273), (3, 6396182), (6, 3198091), (13, 1476042), (17, 1128738), (26, 738021), (29, 661674), (34, 564369), (39, 492014), (51, 376246), (58, 330837), (78, 246007), (87, 220558), (102, 188123), (174, 110279), (221, 86826), (377, 50898), (442, 43413), (493, 38922), (499, 38454), (663, 28942), (754, 25449), (986, 19461), (998, 19227), (1131, 16966), (1326, 14471), (1479, 12974), (1497, 12818), (2262, 8483), (2958, 6487), (2994, 6409)]