19821012

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 47638080

約数和(自身を除く): 27817068

約数列:

[1, 2, 3, 4, 6, 12, 67, 89, 134, 178, 201, 267, 268, 277, 356, 402, 534, 554, 804, 831, 1068, 1108, 1662, 3324, 5963, 11926, 17889, 18559, 23852, 24653, 35778, 37118, 49306, 55677, 71556, 73959, 74236, 98612, 111354, 147918, 222708, 295836, 1651751, 3303502, 4955253, 6607004, 9910506, 19821012]

約数ペア:

[(1, 19821012), (2, 9910506), (3, 6607004), (4, 4955253), (6, 3303502), (12, 1651751), (67, 295836), (89, 222708), (134, 147918), (178, 111354), (201, 98612), (267, 74236), (268, 73959), (277, 71556), (356, 55677), (402, 49306), (534, 37118), (554, 35778), (804, 24653), (831, 23852), (1068, 18559), (1108, 17889), (1662, 11926), (3324, 5963)]