19824831

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 32484144

約数和(自身を除く): 12659313

約数列:

[1, 3, 9, 13, 27, 39, 67, 81, 117, 201, 281, 351, 603, 843, 871, 1053, 1809, 2529, 2613, 3653, 5427, 7587, 7839, 10959, 18827, 22761, 23517, 32877, 56481, 70551, 98631, 169443, 244751, 295893, 508329, 734253, 1524987, 2202759, 6608277, 19824831]

約数ペア:

[(1, 19824831), (3, 6608277), (9, 2202759), (13, 1524987), (27, 734253), (39, 508329), (67, 295893), (81, 244751), (117, 169443), (201, 98631), (281, 70551), (351, 56481), (603, 32877), (843, 23517), (871, 22761), (1053, 18827), (1809, 10959), (2529, 7839), (2613, 7587), (3653, 5427)]