20253402

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 80

約数和(自身を含む): 50006880

約数和(自身を除く): 29753478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 59, 78, 81, 117, 118, 162, 163, 177, 234, 326, 351, 354, 489, 531, 702, 767, 978, 1053, 1062, 1467, 1534, 1593, 2106, 2119, 2301, 2934, 3186, 4238, 4401, 4602, 4779, 6357, 6903, 8802, 9558, 9617, 12714, 13203, 13806, 19071, 19234, 20709, 26406, 28851, 38142, 41418, 57213, 57702, 62127, 86553, 114426, 124254, 125021, 171639, 173106, 250042, 259659, 343278, 375063, 519318, 750126, 778977, 1125189, 1557954, 2250378, 3375567, 6751134, 10126701, 20253402]

約数ペア:

[(1, 20253402), (2, 10126701), (3, 6751134), (6, 3375567), (9, 2250378), (13, 1557954), (18, 1125189), (26, 778977), (27, 750126), (39, 519318), (54, 375063), (59, 343278), (78, 259659), (81, 250042), (117, 173106), (118, 171639), (162, 125021), (163, 124254), (177, 114426), (234, 86553), (326, 62127), (351, 57702), (354, 57213), (489, 41418), (531, 38142), (702, 28851), (767, 26406), (978, 20709), (1053, 19234), (1062, 19071), (1467, 13806), (1534, 13203), (1593, 12714), (2106, 9617), (2119, 9558), (2301, 8802), (2934, 6903), (3186, 6357), (4238, 4779), (4401, 4602)]