20198097626

素因数分解:

$2^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{1427}}^1$

素因数の和:1936

約数の個数: 64

約数和(自身を含む): 36191232000

約数和(自身を除く): 15993134374

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 343, 439, 658, 686, 878, 1427, 2303, 2854, 3073, 4606, 6146, 9989, 16121, 19978, 20633, 21511, 32242, 41266, 43022, 67069, 69923, 134138, 139846, 144431, 150577, 288862, 301154, 469483, 489461, 626453, 938966, 978922, 1011017, 1252906, 2022034, 3286381, 4385171, 6572762, 7077119, 8770342, 14154238, 23004667, 29443291, 30696197, 46009334, 58886582, 61392394, 206103037, 214873379, 412206074, 429746758, 1442721259, 2885442518, 10099048813, 20198097626]

約数ペア:

[(1, 20198097626), (2, 10099048813), (7, 2885442518), (14, 1442721259), (47, 429746758), (49, 412206074), (94, 214873379), (98, 206103037), (329, 61392394), (343, 58886582), (439, 46009334), (658, 30696197), (686, 29443291), (878, 23004667), (1427, 14154238), (2303, 8770342), (2854, 7077119), (3073, 6572762), (4606, 4385171), (6146, 3286381), (9989, 2022034), (16121, 1252906), (19978, 1011017), (20633, 978922), (21511, 938966), (32242, 626453), (41266, 489461), (43022, 469483), (67069, 301154), (69923, 288862), (134138, 150577), (139846, 144431)]