20175082774

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1\times {\mathrm{1097}}^1$

素因数の和:1813

約数の個数: 64

約数和(自身を含む): 37984826880

約数和(自身を除く): 17809744106

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 307, 389, 614, 778, 1097, 2149, 2194, 2723, 3377, 4279, 4298, 5446, 6754, 7679, 8558, 12067, 15358, 23639, 24134, 29953, 47278, 59906, 84469, 119423, 168938, 238846, 336779, 426733, 673558, 835961, 853466, 1313653, 1671922, 2357453, 2627306, 2987131, 3704569, 4694063, 4714906, 5974262, 7409138, 9195571, 9388126, 18391142, 25931983, 32858441, 51863966, 65716882, 131007031, 262014062, 917049217, 1441077341, 1834098434, 2882154682, 10087541387, 20175082774]

約数ペア:

[(1, 20175082774), (2, 10087541387), (7, 2882154682), (11, 1834098434), (14, 1441077341), (22, 917049217), (77, 262014062), (154, 131007031), (307, 65716882), (389, 51863966), (614, 32858441), (778, 25931983), (1097, 18391142), (2149, 9388126), (2194, 9195571), (2723, 7409138), (3377, 5974262), (4279, 4714906), (4298, 4694063), (5446, 3704569), (6754, 2987131), (7679, 2627306), (8558, 2357453), (12067, 1671922), (15358, 1313653), (23639, 853466), (24134, 835961), (29953, 673558), (47278, 426733), (59906, 336779), (84469, 238846), (119423, 168938)]