19897632

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1171}}^1$

素因数の和:1246

約数の個数: 72

約数和(自身を含む): 57592080

約数和(自身を除く): 37694448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1171, 1416, 1888, 2124, 2342, 2832, 3513, 4248, 4684, 5664, 7026, 8496, 9368, 10539, 14052, 16992, 18736, 21078, 28104, 37472, 42156, 56208, 69089, 84312, 112416, 138178, 168624, 207267, 276356, 337248, 414534, 552712, 621801, 829068, 1105424, 1243602, 1658136, 2210848, 2487204, 3316272, 4974408, 6632544, 9948816, 19897632]

約数ペア:

[(1, 19897632), (2, 9948816), (3, 6632544), (4, 4974408), (6, 3316272), (8, 2487204), (9, 2210848), (12, 1658136), (16, 1243602), (18, 1105424), (24, 829068), (32, 621801), (36, 552712), (48, 414534), (59, 337248), (72, 276356), (96, 207267), (118, 168624), (144, 138178), (177, 112416), (236, 84312), (288, 69089), (354, 56208), (472, 42156), (531, 37472), (708, 28104), (944, 21078), (1062, 18736), (1171, 16992), (1416, 14052), (1888, 10539), (2124, 9368), (2342, 8496), (2832, 7026), (3513, 5664), (4248, 4684)]