20181063180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{478451}}^1$

素因数の和:478519

約数の個数: 96

約数和(自身を含む): 61088751360

約数和(自身を除く): 40907688180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 444, 555, 570, 703, 740, 1110, 1140, 1406, 2109, 2220, 2812, 3515, 4218, 7030, 8436, 10545, 14060, 21090, 42180, 478451, 956902, 1435353, 1913804, 2392255, 2870706, 4784510, 5741412, 7176765, 9090569, 9569020, 14353530, 17702687, 18181138, 27271707, 28707060, 35405374, 36362276, 45452845, 53108061, 54543414, 70810748, 88513435, 90905690, 106216122, 109086828, 136358535, 177026870, 181811380, 212432244, 265540305, 272717070, 336351053, 354053740, 531080610, 545434140, 672702106, 1009053159, 1062161220, 1345404212, 1681755265, 2018106318, 3363510530, 4036212636, 5045265795, 6727021060, 10090531590, 20181063180]

約数ペア:

[(1, 20181063180), (2, 10090531590), (3, 6727021060), (4, 5045265795), (5, 4036212636), (6, 3363510530), (10, 2018106318), (12, 1681755265), (15, 1345404212), (19, 1062161220), (20, 1009053159), (30, 672702106), (37, 545434140), (38, 531080610), (57, 354053740), (60, 336351053), (74, 272717070), (76, 265540305), (95, 212432244), (111, 181811380), (114, 177026870), (148, 136358535), (185, 109086828), (190, 106216122), (222, 90905690), (228, 88513435), (285, 70810748), (370, 54543414), (380, 53108061), (444, 45452845), (555, 36362276), (570, 35405374), (703, 28707060), (740, 27271707), (1110, 18181138), (1140, 17702687), (1406, 14353530), (2109, 9569020), (2220, 9090569), (2812, 7176765), (3515, 5741412), (4218, 4784510), (7030, 2870706), (8436, 2392255), (10545, 1913804), (14060, 1435353), (21090, 956902), (42180, 478451)]