18885180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1931}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 53230464

約数和(自身を除く): 34345284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1931, 1956, 2445, 3260, 3862, 4890, 5793, 7724, 9655, 9780, 11586, 19310, 23172, 28965, 38620, 57930, 115860, 314753, 629506, 944259, 1259012, 1573765, 1888518, 3147530, 3777036, 4721295, 6295060, 9442590, 18885180]

約数ペア:

[(1, 18885180), (2, 9442590), (3, 6295060), (4, 4721295), (5, 3777036), (6, 3147530), (10, 1888518), (12, 1573765), (15, 1259012), (20, 944259), (30, 629506), (60, 314753), (163, 115860), (326, 57930), (489, 38620), (652, 28965), (815, 23172), (978, 19310), (1630, 11586), (1931, 9780), (1956, 9655), (2445, 7724), (3260, 5793), (3862, 4890)]