20651544

素因数分解:

$2^3\times 3^3\times {\mathrm{67}}^1\times {\mathrm{1427}}^1$

素因数の和:1509

約数の個数: 64

約数和(自身を含む): 58262400

約数和(自身を除く): 37610856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 108, 134, 201, 216, 268, 402, 536, 603, 804, 1206, 1427, 1608, 1809, 2412, 2854, 3618, 4281, 4824, 5708, 7236, 8562, 11416, 12843, 14472, 17124, 25686, 34248, 38529, 51372, 77058, 95609, 102744, 154116, 191218, 286827, 308232, 382436, 573654, 764872, 860481, 1147308, 1720962, 2294616, 2581443, 3441924, 5162886, 6883848, 10325772, 20651544]

約数ペア:

[(1, 20651544), (2, 10325772), (3, 6883848), (4, 5162886), (6, 3441924), (8, 2581443), (9, 2294616), (12, 1720962), (18, 1147308), (24, 860481), (27, 764872), (36, 573654), (54, 382436), (67, 308232), (72, 286827), (108, 191218), (134, 154116), (201, 102744), (216, 95609), (268, 77058), (402, 51372), (536, 38529), (603, 34248), (804, 25686), (1206, 17124), (1427, 14472), (1608, 12843), (1809, 11416), (2412, 8562), (2854, 7236), (3618, 5708), (4281, 4824)]