18306204

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 50254848

約数和(自身を除く): 31948644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 163, 191, 196, 294, 326, 382, 489, 573, 588, 652, 764, 978, 1141, 1146, 1337, 1956, 2282, 2292, 2674, 3423, 4011, 4564, 5348, 6846, 7987, 8022, 9359, 13692, 15974, 16044, 18718, 23961, 28077, 31133, 31948, 37436, 47922, 56154, 62266, 93399, 95844, 112308, 124532, 186798, 217931, 373596, 435862, 653793, 871724, 1307586, 1525517, 2615172, 3051034, 4576551, 6102068, 9153102, 18306204]

約数ペア:

[(1, 18306204), (2, 9153102), (3, 6102068), (4, 4576551), (6, 3051034), (7, 2615172), (12, 1525517), (14, 1307586), (21, 871724), (28, 653793), (42, 435862), (49, 373596), (84, 217931), (98, 186798), (147, 124532), (163, 112308), (191, 95844), (196, 93399), (294, 62266), (326, 56154), (382, 47922), (489, 37436), (573, 31948), (588, 31133), (652, 28077), (764, 23961), (978, 18718), (1141, 16044), (1146, 15974), (1337, 13692), (1956, 9359), (2282, 8022), (2292, 7987), (2674, 6846), (3423, 5348), (4011, 4564)]