18174690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2269}}^1$

素因数の和:2371

約数の個数: 48

約数和(自身を含む): 47806200

約数和(自身を除く): 29631510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2269, 2670, 4005, 4538, 6807, 8010, 11345, 13614, 20421, 22690, 34035, 40842, 68070, 102105, 201941, 204210, 403882, 605823, 1009705, 1211646, 1817469, 2019410, 3029115, 3634938, 6058230, 9087345, 18174690]

約数ペア:

[(1, 18174690), (2, 9087345), (3, 6058230), (5, 3634938), (6, 3029115), (9, 2019410), (10, 1817469), (15, 1211646), (18, 1009705), (30, 605823), (45, 403882), (89, 204210), (90, 201941), (178, 102105), (267, 68070), (445, 40842), (534, 34035), (801, 22690), (890, 20421), (1335, 13614), (1602, 11345), (2269, 8010), (2670, 6807), (4005, 4538)]