20195647318

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{10729}}^1$

素因数の和:11485

約数の個数: 64

約数和(自身を含む): 40049510400

約数和(自身を除く): 19853863082

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 719, 1309, 1438, 2618, 5033, 7909, 10066, 10729, 12223, 15818, 21458, 24446, 55363, 75103, 85561, 110726, 118019, 134453, 150206, 171122, 182393, 236038, 268906, 364786, 826133, 941171, 1276751, 1652266, 1882342, 2006323, 2553502, 4012646, 7714151, 14044261, 15428302, 28088522, 53999057, 84855661, 107998114, 131140567, 169711322, 262281134, 593989627, 917983969, 1187979254, 1442546237, 1835967938, 2885092474, 10097823659, 20195647318]

約数ペア:

[(1, 20195647318), (2, 10097823659), (7, 2885092474), (11, 1835967938), (14, 1442546237), (17, 1187979254), (22, 917983969), (34, 593989627), (77, 262281134), (119, 169711322), (154, 131140567), (187, 107998114), (238, 84855661), (374, 53999057), (719, 28088522), (1309, 15428302), (1438, 14044261), (2618, 7714151), (5033, 4012646), (7909, 2553502), (10066, 2006323), (10729, 1882342), (12223, 1652266), (15818, 1276751), (21458, 941171), (24446, 826133), (55363, 364786), (75103, 268906), (85561, 236038), (110726, 182393), (118019, 171122), (134453, 150206)]