201976490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19477}}^1$

素因数の和:19562

約数の個数: 32

約数和(自身を含む): 391274064

約数和(自身を除く): 189297574

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 19477, 38954, 97385, 194770, 331109, 662218, 1188097, 1655545, 2376194, 3311090, 5940485, 11880970, 20197649, 40395298, 100988245, 201976490]

約数ペア:

[(1, 201976490), (2, 100988245), (5, 40395298), (10, 20197649), (17, 11880970), (34, 5940485), (61, 3311090), (85, 2376194), (122, 1655545), (170, 1188097), (305, 662218), (610, 331109), (1037, 194770), (2074, 97385), (5185, 38954), (10370, 19477)]