19425315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 21943005

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 49, 57, 65, 91, 95, 105, 107, 133, 147, 195, 245, 247, 273, 285, 321, 399, 455, 535, 637, 665, 735, 741, 749, 931, 1235, 1365, 1391, 1605, 1729, 1911, 1995, 2033, 2247, 2793, 3185, 3705, 3745, 4173, 4655, 5187, 5243, 6099, 6955, 8645, 9555, 9737, 10165, 11235, 12103, 13965, 14231, 15729, 20865, 25935, 26215, 26429, 29211, 30495, 36309, 42693, 48685, 60515, 68159, 71155, 78645, 79287, 99617, 132145, 146055, 181545, 185003, 204477, 213465, 298851, 340795, 396435, 498085, 555009, 925015, 1022385, 1295021, 1494255, 2775045, 3885063, 6475105, 19425315]

約数ペア:

[(1, 19425315), (3, 6475105), (5, 3885063), (7, 2775045), (13, 1494255), (15, 1295021), (19, 1022385), (21, 925015), (35, 555009), (39, 498085), (49, 396435), (57, 340795), (65, 298851), (91, 213465), (95, 204477), (105, 185003), (107, 181545), (133, 146055), (147, 132145), (195, 99617), (245, 79287), (247, 78645), (273, 71155), (285, 68159), (321, 60515), (399, 48685), (455, 42693), (535, 36309), (637, 30495), (665, 29211), (735, 26429), (741, 26215), (749, 25935), (931, 20865), (1235, 15729), (1365, 14231), (1391, 13965), (1605, 12103), (1729, 11235), (1911, 10165), (1995, 9737), (2033, 9555), (2247, 8645), (2793, 6955), (3185, 6099), (3705, 5243), (3745, 5187), (4173, 4655)]