18998820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 40755420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 151, 180, 233, 270, 302, 453, 466, 540, 604, 699, 755, 906, 932, 1165, 1359, 1398, 1510, 1812, 2097, 2265, 2330, 2718, 2796, 3020, 3495, 4077, 4194, 4530, 4660, 5436, 6291, 6795, 6990, 8154, 8388, 9060, 10485, 12582, 13590, 13980, 16308, 20385, 20970, 25164, 27180, 31455, 35183, 40770, 41940, 62910, 70366, 81540, 105549, 125820, 140732, 175915, 211098, 316647, 351830, 422196, 527745, 633294, 703660, 949941, 1055490, 1266588, 1583235, 1899882, 2110980, 3166470, 3799764, 4749705, 6332940, 9499410, 18998820]

約数ペア:

[(1, 18998820), (2, 9499410), (3, 6332940), (4, 4749705), (5, 3799764), (6, 3166470), (9, 2110980), (10, 1899882), (12, 1583235), (15, 1266588), (18, 1055490), (20, 949941), (27, 703660), (30, 633294), (36, 527745), (45, 422196), (54, 351830), (60, 316647), (90, 211098), (108, 175915), (135, 140732), (151, 125820), (180, 105549), (233, 81540), (270, 70366), (302, 62910), (453, 41940), (466, 40770), (540, 35183), (604, 31455), (699, 27180), (755, 25164), (906, 20970), (932, 20385), (1165, 16308), (1359, 13980), (1398, 13590), (1510, 12582), (1812, 10485), (2097, 9060), (2265, 8388), (2330, 8154), (2718, 6990), (2796, 6795), (3020, 6291), (3495, 5436), (4077, 4660), (4194, 4530)]