19431438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6733}}^1$

素因数の和:6788

約数の個数: 32

約数和(自身を含む): 42989856

約数和(自身を除く): 23558418

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 6733, 13466, 20199, 40398, 87529, 175058, 249121, 262587, 498242, 525174, 747363, 1494726, 3238573, 6477146, 9715719, 19431438]

約数ペア:

[(1, 19431438), (2, 9715719), (3, 6477146), (6, 3238573), (13, 1494726), (26, 747363), (37, 525174), (39, 498242), (74, 262587), (78, 249121), (111, 175058), (222, 87529), (481, 40398), (962, 20199), (1443, 13466), (2886, 6733)]