18484020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3541}}^1$

素因数の和:3585

約数の個数: 72

約数和(自身を含む): 58017960

約数和(自身を除く): 39533940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3541, 5220, 7082, 10623, 14164, 17705, 21246, 31869, 35410, 42492, 53115, 63738, 70820, 102689, 106230, 127476, 159345, 205378, 212460, 308067, 318690, 410756, 513445, 616134, 637380, 924201, 1026890, 1232268, 1540335, 1848402, 2053780, 3080670, 3696804, 4621005, 6161340, 9242010, 18484020]

約数ペア:

[(1, 18484020), (2, 9242010), (3, 6161340), (4, 4621005), (5, 3696804), (6, 3080670), (9, 2053780), (10, 1848402), (12, 1540335), (15, 1232268), (18, 1026890), (20, 924201), (29, 637380), (30, 616134), (36, 513445), (45, 410756), (58, 318690), (60, 308067), (87, 212460), (90, 205378), (116, 159345), (145, 127476), (174, 106230), (180, 102689), (261, 70820), (290, 63738), (348, 53115), (435, 42492), (522, 35410), (580, 31869), (870, 21246), (1044, 17705), (1305, 14164), (1740, 10623), (2610, 7082), (3541, 5220)]