20873034

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12771

約数の個数: 48

約数和(自身を含む): 55665792

約数和(自身を除く): 34792758

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12743, 25486, 38229, 76458, 89201, 114687, 165659, 178402, 229374, 267603, 331318, 496977, 535206, 802809, 993954, 1159613, 1490931, 1605618, 2319226, 2981862, 3478839, 6957678, 10436517, 20873034]

約数ペア:

[(1, 20873034), (2, 10436517), (3, 6957678), (6, 3478839), (7, 2981862), (9, 2319226), (13, 1605618), (14, 1490931), (18, 1159613), (21, 993954), (26, 802809), (39, 535206), (42, 496977), (63, 331318), (78, 267603), (91, 229374), (117, 178402), (126, 165659), (182, 114687), (234, 89201), (273, 76458), (546, 38229), (819, 25486), (1638, 12743)]