18306210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 48037248

約数和(自身を除く): 29731038

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 643, 730, 949, 1095, 1286, 1898, 1929, 2190, 2847, 3215, 3858, 4745, 5694, 6430, 8359, 9490, 9645, 14235, 16718, 19290, 25077, 28470, 41795, 46939, 50154, 83590, 93878, 125385, 140817, 234695, 250770, 281634, 469390, 610207, 704085, 1220414, 1408170, 1830621, 3051035, 3661242, 6102070, 9153105, 18306210]

約数ペア:

[(1, 18306210), (2, 9153105), (3, 6102070), (5, 3661242), (6, 3051035), (10, 1830621), (13, 1408170), (15, 1220414), (26, 704085), (30, 610207), (39, 469390), (65, 281634), (73, 250770), (78, 234695), (130, 140817), (146, 125385), (195, 93878), (219, 83590), (365, 50154), (390, 46939), (438, 41795), (643, 28470), (730, 25077), (949, 19290), (1095, 16718), (1286, 14235), (1898, 9645), (1929, 9490), (2190, 8359), (2847, 6430), (3215, 5694), (3858, 4745)]