18384540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2339}}^1$

素因数の和:2482

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 33507300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2339, 2620, 3930, 4678, 7017, 7860, 9356, 11695, 14034, 23390, 28068, 35085, 46780, 70170, 140340, 306409, 612818, 919227, 1225636, 1532045, 1838454, 3064090, 3676908, 4596135, 6128180, 9192270, 18384540]

約数ペア:

[(1, 18384540), (2, 9192270), (3, 6128180), (4, 4596135), (5, 3676908), (6, 3064090), (10, 1838454), (12, 1532045), (15, 1225636), (20, 919227), (30, 612818), (60, 306409), (131, 140340), (262, 70170), (393, 46780), (524, 35085), (655, 28068), (786, 23390), (1310, 14034), (1572, 11695), (1965, 9356), (2339, 7860), (2620, 7017), (3930, 4678)]