199150970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{17183}}^1$

素因数の和:17270

約数の個数: 32

約数和(自身を含む): 383546880

約数和(自身を除く): 184395910

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 17183, 34366, 85915, 171830, 326477, 652954, 1048163, 1632385, 2096326, 3264770, 5240815, 10481630, 19915097, 39830194, 99575485, 199150970]

約数ペア:

[(1, 199150970), (2, 99575485), (5, 39830194), (10, 19915097), (19, 10481630), (38, 5240815), (61, 3264770), (95, 2096326), (122, 1632385), (190, 1048163), (305, 652954), (610, 326477), (1159, 171830), (2318, 85915), (5795, 34366), (11590, 17183)]