1900538365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1\times {\mathrm{1667}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 2622896640

約数和(自身を除く): 722358275

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1091, 1667, 5455, 8335, 12001, 18337, 20729, 31673, 60005, 91685, 103645, 158365, 228019, 348403, 1140095, 1742015, 1818697, 9093485, 20005667, 34555243, 100028335, 172776215, 380107673, 1900538365]

約数ペア:

[(1, 1900538365), (5, 380107673), (11, 172776215), (19, 100028335), (55, 34555243), (95, 20005667), (209, 9093485), (1045, 1818697), (1091, 1742015), (1667, 1140095), (5455, 348403), (8335, 228019), (12001, 158365), (18337, 103645), (20729, 91685), (31673, 60005)]