19984410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{953}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 52237224

約数和(自身を除く): 32252814

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 233, 466, 699, 953, 1165, 1398, 1906, 2097, 2330, 2859, 3495, 4194, 4765, 5718, 6990, 8577, 9530, 10485, 14295, 17154, 20970, 28590, 42885, 85770, 222049, 444098, 666147, 1110245, 1332294, 1998441, 2220490, 3330735, 3996882, 6661470, 9992205, 19984410]

約数ペア:

[(1, 19984410), (2, 9992205), (3, 6661470), (5, 3996882), (6, 3330735), (9, 2220490), (10, 1998441), (15, 1332294), (18, 1110245), (30, 666147), (45, 444098), (90, 222049), (233, 85770), (466, 42885), (699, 28590), (953, 20970), (1165, 17154), (1398, 14295), (1906, 10485), (2097, 9530), (2330, 8577), (2859, 6990), (3495, 5718), (4194, 4765)]