22118772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2088

約数の個数: 48

約数和(自身を含む): 56391552

約数和(自身を除く): 34272780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 1997, 2769, 3692, 3994, 5538, 5991, 7988, 11076, 11982, 23964, 25961, 51922, 77883, 103844, 141787, 155766, 283574, 311532, 425361, 567148, 850722, 1701444, 1843231, 3686462, 5529693, 7372924, 11059386, 22118772]

約数ペア:

[(1, 22118772), (2, 11059386), (3, 7372924), (4, 5529693), (6, 3686462), (12, 1843231), (13, 1701444), (26, 850722), (39, 567148), (52, 425361), (71, 311532), (78, 283574), (142, 155766), (156, 141787), (213, 103844), (284, 77883), (426, 51922), (852, 25961), (923, 23964), (1846, 11982), (1997, 11076), (2769, 7988), (3692, 5991), (3994, 5538)]