18526140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5417}}^1$

素因数の和:5451

約数の個数: 72

約数和(自身を含む): 59164560

約数和(自身を除く): 40638420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 5417, 10834, 16251, 21668, 27085, 32502, 48753, 54170, 65004, 81255, 97506, 102923, 108340, 162510, 195012, 205846, 243765, 308769, 325020, 411692, 487530, 514615, 617538, 926307, 975060, 1029230, 1235076, 1543845, 1852614, 2058460, 3087690, 3705228, 4631535, 6175380, 9263070, 18526140]

約数ペア:

[(1, 18526140), (2, 9263070), (3, 6175380), (4, 4631535), (5, 3705228), (6, 3087690), (9, 2058460), (10, 1852614), (12, 1543845), (15, 1235076), (18, 1029230), (19, 975060), (20, 926307), (30, 617538), (36, 514615), (38, 487530), (45, 411692), (57, 325020), (60, 308769), (76, 243765), (90, 205846), (95, 195012), (114, 162510), (171, 108340), (180, 102923), (190, 97506), (228, 81255), (285, 65004), (342, 54170), (380, 48753), (570, 32502), (684, 27085), (855, 21668), (1140, 16251), (1710, 10834), (3420, 5417)]