19843290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2273}}^1$

素因数の和:2383

約数の個数: 48

約数和(自身を含む): 52147368

約数和(自身を除く): 32304078

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 194, 291, 485, 582, 873, 970, 1455, 1746, 2273, 2910, 4365, 4546, 6819, 8730, 11365, 13638, 20457, 22730, 34095, 40914, 68190, 102285, 204570, 220481, 440962, 661443, 1102405, 1322886, 1984329, 2204810, 3307215, 3968658, 6614430, 9921645, 19843290]

約数ペア:

[(1, 19843290), (2, 9921645), (3, 6614430), (5, 3968658), (6, 3307215), (9, 2204810), (10, 1984329), (15, 1322886), (18, 1102405), (30, 661443), (45, 440962), (90, 220481), (97, 204570), (194, 102285), (291, 68190), (485, 40914), (582, 34095), (873, 22730), (970, 20457), (1455, 13638), (1746, 11365), (2273, 8730), (2910, 6819), (4365, 4546)]