19865678652

素因数分解:

$2^2\times 3^6\times {\mathrm{317}}^1\times {\mathrm{21491}}^1$

素因数の和:21830

約数の個数: 84

約数和(自身を含む): 52290422856

約数和(自身を除く): 32424744204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 317, 324, 486, 634, 729, 951, 972, 1268, 1458, 1902, 2853, 2916, 3804, 5706, 8559, 11412, 17118, 21491, 25677, 34236, 42982, 51354, 64473, 77031, 85964, 102708, 128946, 154062, 193419, 231093, 257892, 308124, 386838, 462186, 580257, 773676, 924372, 1160514, 1740771, 2321028, 3481542, 5222313, 6812647, 6963084, 10444626, 13625294, 15666939, 20437941, 20889252, 27250588, 31333878, 40875882, 61313823, 62667756, 81751764, 122627646, 183941469, 245255292, 367882938, 551824407, 735765876, 1103648814, 1655473221, 2207297628, 3310946442, 4966419663, 6621892884, 9932839326, 19865678652]

約数ペア:

[(1, 19865678652), (2, 9932839326), (3, 6621892884), (4, 4966419663), (6, 3310946442), (9, 2207297628), (12, 1655473221), (18, 1103648814), (27, 735765876), (36, 551824407), (54, 367882938), (81, 245255292), (108, 183941469), (162, 122627646), (243, 81751764), (317, 62667756), (324, 61313823), (486, 40875882), (634, 31333878), (729, 27250588), (951, 20889252), (972, 20437941), (1268, 15666939), (1458, 13625294), (1902, 10444626), (2853, 6963084), (2916, 6812647), (3804, 5222313), (5706, 3481542), (8559, 2321028), (11412, 1740771), (17118, 1160514), (21491, 924372), (25677, 773676), (34236, 580257), (42982, 462186), (51354, 386838), (64473, 308124), (77031, 257892), (85964, 231093), (102708, 193419), (128946, 154062)]