20134965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 36495360

約数和(自身を除く): 16360395

約数列:

[1, 3, 5, 15, 19, 31, 43, 53, 57, 93, 95, 129, 155, 159, 215, 265, 285, 465, 589, 645, 795, 817, 1007, 1333, 1643, 1767, 2279, 2451, 2945, 3021, 3999, 4085, 4929, 5035, 6665, 6837, 8215, 8835, 11395, 12255, 15105, 19995, 24645, 25327, 31217, 34185, 43301, 70649, 75981, 93651, 126635, 129903, 156085, 211947, 216505, 353245, 379905, 468255, 649515, 1059735, 1342331, 4026993, 6711655, 20134965]

約数ペア:

[(1, 20134965), (3, 6711655), (5, 4026993), (15, 1342331), (19, 1059735), (31, 649515), (43, 468255), (53, 379905), (57, 353245), (93, 216505), (95, 211947), (129, 156085), (155, 129903), (159, 126635), (215, 93651), (265, 75981), (285, 70649), (465, 43301), (589, 34185), (645, 31217), (795, 25327), (817, 24645), (1007, 19995), (1333, 15105), (1643, 12255), (1767, 11395), (2279, 8835), (2451, 8215), (2945, 6837), (3021, 6665), (3999, 5035), (4085, 4929)]