19225815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 19481385

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 35, 57, 69, 95, 105, 115, 133, 161, 285, 345, 399, 419, 437, 483, 665, 805, 1257, 1311, 1995, 2095, 2185, 2415, 2933, 3059, 6285, 6555, 7961, 8799, 9177, 9637, 14665, 15295, 23883, 28911, 39805, 43995, 45885, 48185, 55727, 67459, 119415, 144555, 167181, 183103, 202377, 278635, 337295, 549309, 835905, 915515, 1011885, 1281721, 2746545, 3845163, 6408605, 19225815]

約数ペア:

[(1, 19225815), (3, 6408605), (5, 3845163), (7, 2746545), (15, 1281721), (19, 1011885), (21, 915515), (23, 835905), (35, 549309), (57, 337295), (69, 278635), (95, 202377), (105, 183103), (115, 167181), (133, 144555), (161, 119415), (285, 67459), (345, 55727), (399, 48185), (419, 45885), (437, 43995), (483, 39805), (665, 28911), (805, 23883), (1257, 15295), (1311, 14665), (1995, 9637), (2095, 9177), (2185, 8799), (2415, 7961), (2933, 6555), (3059, 6285)]