20160671908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{40867}}^1$

素因数の和:41116

約数の個数: 48

約数和(自身を含む): 38929222080

約数和(自身を除く): 18768550172

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 179, 212, 358, 689, 716, 1378, 2327, 2756, 4654, 9308, 9487, 18974, 37948, 40867, 81734, 123331, 163468, 246662, 493324, 531271, 1062542, 2125084, 2165951, 4331902, 7315193, 8663804, 14630386, 28157363, 29260772, 56314726, 95097509, 112629452, 190195018, 380390036, 387705229, 775410458, 1550820916, 5040167977, 10080335954, 20160671908]

約数ペア:

[(1, 20160671908), (2, 10080335954), (4, 5040167977), (13, 1550820916), (26, 775410458), (52, 387705229), (53, 380390036), (106, 190195018), (179, 112629452), (212, 95097509), (358, 56314726), (689, 29260772), (716, 28157363), (1378, 14630386), (2327, 8663804), (2756, 7315193), (4654, 4331902), (9308, 2165951), (9487, 2125084), (18974, 1062542), (37948, 531271), (40867, 493324), (81734, 246662), (123331, 163468)]