19913130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2281}}^1$

素因数の和:2391

約数の個数: 48

約数和(自身を含む): 52330824

約数和(自身を除く): 32417694

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 194, 291, 485, 582, 873, 970, 1455, 1746, 2281, 2910, 4365, 4562, 6843, 8730, 11405, 13686, 20529, 22810, 34215, 41058, 68430, 102645, 205290, 221257, 442514, 663771, 1106285, 1327542, 1991313, 2212570, 3318855, 3982626, 6637710, 9956565, 19913130]

約数ペア:

[(1, 19913130), (2, 9956565), (3, 6637710), (5, 3982626), (6, 3318855), (9, 2212570), (10, 1991313), (15, 1327542), (18, 1106285), (30, 663771), (45, 442514), (90, 221257), (97, 205290), (194, 102645), (291, 68430), (485, 41058), (582, 34215), (873, 22810), (970, 20529), (1455, 13686), (1746, 11405), (2281, 8730), (2910, 6843), (4365, 4562)]