19452675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 39640320

約数和(自身を除く): 20187645

約数列:

[1, 3, 5, 11, 15, 17, 19, 25, 33, 51, 55, 57, 73, 75, 85, 95, 165, 187, 209, 219, 255, 275, 285, 323, 365, 425, 475, 561, 627, 803, 825, 935, 969, 1045, 1095, 1241, 1275, 1387, 1425, 1615, 1825, 2409, 2805, 3135, 3553, 3723, 4015, 4161, 4675, 4845, 5225, 5475, 6205, 6935, 8075, 10659, 12045, 13651, 14025, 15257, 15675, 17765, 18615, 20075, 20805, 23579, 24225, 31025, 34675, 40953, 45771, 53295, 60225, 68255, 70737, 76285, 88825, 93075, 104025, 117895, 204765, 228855, 259369, 266475, 341275, 353685, 381425, 589475, 778107, 1023825, 1144275, 1296845, 1768425, 3890535, 6484225, 19452675]

約数ペア:

[(1, 19452675), (3, 6484225), (5, 3890535), (11, 1768425), (15, 1296845), (17, 1144275), (19, 1023825), (25, 778107), (33, 589475), (51, 381425), (55, 353685), (57, 341275), (73, 266475), (75, 259369), (85, 228855), (95, 204765), (165, 117895), (187, 104025), (209, 93075), (219, 88825), (255, 76285), (275, 70737), (285, 68255), (323, 60225), (365, 53295), (425, 45771), (475, 40953), (561, 34675), (627, 31025), (803, 24225), (825, 23579), (935, 20805), (969, 20075), (1045, 18615), (1095, 17765), (1241, 15675), (1275, 15257), (1387, 14025), (1425, 13651), (1615, 12045), (1825, 10659), (2409, 8075), (2805, 6935), (3135, 6205), (3553, 5475), (3723, 5225), (4015, 4845), (4161, 4675)]