19783098

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 44352360

約数和(自身を除く): 24569262

約数列:

[1, 2, 3, 6, 9, 18, 53, 89, 106, 159, 178, 233, 267, 318, 466, 477, 534, 699, 801, 954, 1398, 1602, 2097, 4194, 4717, 9434, 12349, 14151, 20737, 24698, 28302, 37047, 41474, 42453, 62211, 74094, 84906, 111141, 124422, 186633, 222282, 373266, 1099061, 2198122, 3297183, 6594366, 9891549, 19783098]

約数ペア:

[(1, 19783098), (2, 9891549), (3, 6594366), (6, 3297183), (9, 2198122), (18, 1099061), (53, 373266), (89, 222282), (106, 186633), (159, 124422), (178, 111141), (233, 84906), (267, 74094), (318, 62211), (466, 42453), (477, 41474), (534, 37047), (699, 28302), (801, 24698), (954, 20737), (1398, 14151), (1602, 12349), (2097, 9434), (4194, 4717)]