20346537978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3780479}}^1$

素因数の和:3780523

約数の個数: 48

約数和(自身を含む): 49539409920

約数和(自身を除く): 29192871942

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 3780479, 7560958, 11341437, 22682874, 34024311, 49146227, 68048622, 86951017, 98292454, 147438681, 173902034, 260853051, 294877362, 442316043, 521706102, 782559153, 884632086, 1130363221, 1565118306, 2260726442, 3391089663, 6782179326, 10173268989, 20346537978]

約数ペア:

[(1, 20346537978), (2, 10173268989), (3, 6782179326), (6, 3391089663), (9, 2260726442), (13, 1565118306), (18, 1130363221), (23, 884632086), (26, 782559153), (39, 521706102), (46, 442316043), (69, 294877362), (78, 260853051), (117, 173902034), (138, 147438681), (207, 98292454), (234, 86951017), (299, 68048622), (414, 49146227), (598, 34024311), (897, 22682874), (1794, 11341437), (2691, 7560958), (5382, 3780479)]