2017199990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{18191}}^1$

素因数の和:19064

約数の個数: 32

約数和(自身を含む): 3915063936

約数和(自身を除く): 1897863946

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 853, 1706, 4265, 8530, 11089, 18191, 22178, 36382, 55445, 90955, 110890, 181910, 236483, 472966, 1182415, 2364830, 15516923, 31033846, 77584615, 155169230, 201719999, 403439998, 1008599995, 2017199990]

約数ペア:

[(1, 2017199990), (2, 1008599995), (5, 403439998), (10, 201719999), (13, 155169230), (26, 77584615), (65, 31033846), (130, 15516923), (853, 2364830), (1706, 1182415), (4265, 472966), (8530, 236483), (11089, 181910), (18191, 110890), (22178, 90955), (36382, 55445)]