19339372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 38328192

約数和(自身を除く): 18988820

約数列:

[1, 2, 4, 13, 26, 41, 47, 52, 82, 94, 164, 188, 193, 386, 533, 611, 772, 1066, 1222, 1927, 2132, 2444, 2509, 3854, 5018, 7708, 7913, 9071, 10036, 15826, 18142, 25051, 31652, 36284, 50102, 100204, 102869, 117923, 205738, 235846, 371911, 411476, 471692, 743822, 1487644, 4834843, 9669686, 19339372]

約数ペア:

[(1, 19339372), (2, 9669686), (4, 4834843), (13, 1487644), (26, 743822), (41, 471692), (47, 411476), (52, 371911), (82, 235846), (94, 205738), (164, 117923), (188, 102869), (193, 100204), (386, 50102), (533, 36284), (611, 31652), (772, 25051), (1066, 18142), (1222, 15826), (1927, 10036), (2132, 9071), (2444, 7913), (2509, 7708), (3854, 5018)]