19399770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5527}}^1$

素因数の和:5556

約数の個数: 64

約数和(自身を含む): 55722240

約数和(自身を除く): 36322470

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5527, 11054, 16581, 27635, 33162, 49743, 55270, 71851, 82905, 99486, 143702, 149229, 165810, 215553, 248715, 298458, 359255, 431106, 497430, 646659, 718510, 746145, 1077765, 1293318, 1492290, 1939977, 2155530, 3233295, 3879954, 6466590, 9699885, 19399770]

約数ペア:

[(1, 19399770), (2, 9699885), (3, 6466590), (5, 3879954), (6, 3233295), (9, 2155530), (10, 1939977), (13, 1492290), (15, 1293318), (18, 1077765), (26, 746145), (27, 718510), (30, 646659), (39, 497430), (45, 431106), (54, 359255), (65, 298458), (78, 248715), (90, 215553), (117, 165810), (130, 149229), (135, 143702), (195, 99486), (234, 82905), (270, 71851), (351, 55270), (390, 49743), (585, 33162), (702, 27635), (1170, 16581), (1755, 11054), (3510, 5527)]