18465990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15013}}^1$

素因数の和:15064

約数の個数: 32

約数和(自身を含む): 45402336

約数和(自身を除く): 26936346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 15013, 30026, 45039, 75065, 90078, 150130, 225195, 450390, 615533, 1231066, 1846599, 3077665, 3693198, 6155330, 9232995, 18465990]

約数ペア:

[(1, 18465990), (2, 9232995), (3, 6155330), (5, 3693198), (6, 3077665), (10, 1846599), (15, 1231066), (30, 615533), (41, 450390), (82, 225195), (123, 150130), (205, 90078), (246, 75065), (410, 45039), (615, 30026), (1230, 15013)]