20165571486

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{415391}}^1$

素因数の和:415462

約数の個数: 64

約数和(自身を含む): 47853158400

約数和(自身を除く): 27687586914

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 31, 54, 58, 62, 87, 93, 174, 186, 261, 279, 522, 558, 783, 837, 899, 1566, 1674, 1798, 2697, 5394, 8091, 16182, 24273, 48546, 415391, 830782, 1246173, 2492346, 3738519, 7477038, 11215557, 12046339, 12877121, 22431114, 24092678, 25754242, 36139017, 38631363, 72278034, 77262726, 108417051, 115894089, 216834102, 231788178, 325251153, 347682267, 373436509, 650502306, 695364534, 746873018, 1120309527, 2240619054, 3360928581, 6721857162, 10082785743, 20165571486]

約数ペア:

[(1, 20165571486), (2, 10082785743), (3, 6721857162), (6, 3360928581), (9, 2240619054), (18, 1120309527), (27, 746873018), (29, 695364534), (31, 650502306), (54, 373436509), (58, 347682267), (62, 325251153), (87, 231788178), (93, 216834102), (174, 115894089), (186, 108417051), (261, 77262726), (279, 72278034), (522, 38631363), (558, 36139017), (783, 25754242), (837, 24092678), (899, 22431114), (1566, 12877121), (1674, 12046339), (1798, 11215557), (2697, 7477038), (5394, 3738519), (8091, 2492346), (16182, 1246173), (24273, 830782), (48546, 415391)]