18103930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2963}}^1$

素因数の和:3030

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 17748614

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 2963, 3055, 5926, 6110, 14815, 29630, 38519, 77038, 139261, 192595, 278522, 385190, 696305, 1392610, 1810393, 3620786, 9051965, 18103930]

約数ペア:

[(1, 18103930), (2, 9051965), (5, 3620786), (10, 1810393), (13, 1392610), (26, 696305), (47, 385190), (65, 278522), (94, 192595), (130, 139261), (235, 77038), (470, 38519), (611, 29630), (1222, 14815), (2963, 6110), (3055, 5926)]