18620990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 35048160

約数和(自身を除く): 16427170

約数列:

[1, 2, 5, 10, 37, 59, 74, 118, 185, 295, 370, 590, 853, 1706, 2183, 4265, 4366, 8530, 10915, 21830, 31561, 50327, 63122, 100654, 157805, 251635, 315610, 503270, 1862099, 3724198, 9310495, 18620990]

約数ペア:

[(1, 18620990), (2, 9310495), (5, 3724198), (10, 1862099), (37, 503270), (59, 315610), (74, 251635), (118, 157805), (185, 100654), (295, 63122), (370, 50327), (590, 31561), (853, 21830), (1706, 10915), (2183, 8530), (4265, 4366)]