19381425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 40473600

約数和(自身を除く): 21092175

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 29, 35, 57, 67, 75, 87, 95, 105, 133, 145, 175, 201, 203, 285, 335, 399, 435, 469, 475, 525, 551, 609, 665, 725, 1005, 1015, 1273, 1407, 1425, 1653, 1675, 1943, 1995, 2175, 2345, 2755, 3045, 3325, 3819, 3857, 5025, 5075, 5829, 6365, 7035, 8265, 8911, 9715, 9975, 11571, 11725, 13601, 13775, 15225, 19095, 19285, 26733, 29145, 31825, 35175, 36917, 40803, 41325, 44555, 48575, 57855, 68005, 95475, 96425, 110751, 133665, 145725, 184585, 204015, 222775, 258419, 289275, 340025, 553755, 668325, 775257, 922925, 1020075, 1292095, 2768775, 3876285, 6460475, 19381425]

約数ペア:

[(1, 19381425), (3, 6460475), (5, 3876285), (7, 2768775), (15, 1292095), (19, 1020075), (21, 922925), (25, 775257), (29, 668325), (35, 553755), (57, 340025), (67, 289275), (75, 258419), (87, 222775), (95, 204015), (105, 184585), (133, 145725), (145, 133665), (175, 110751), (201, 96425), (203, 95475), (285, 68005), (335, 57855), (399, 48575), (435, 44555), (469, 41325), (475, 40803), (525, 36917), (551, 35175), (609, 31825), (665, 29145), (725, 26733), (1005, 19285), (1015, 19095), (1273, 15225), (1407, 13775), (1425, 13601), (1653, 11725), (1675, 11571), (1943, 9975), (1995, 9715), (2175, 8911), (2345, 8265), (2755, 7035), (3045, 6365), (3325, 5829), (3819, 5075), (3857, 5025)]