19453950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2543}}^1$

素因数の和:2578

約数の個数: 72

約数和(自身を含む): 55362528

約数和(自身を除く): 35908578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 306, 425, 450, 510, 765, 850, 1275, 1530, 2543, 2550, 3825, 5086, 7629, 7650, 12715, 15258, 22887, 25430, 38145, 43231, 45774, 63575, 76290, 86462, 114435, 127150, 129693, 190725, 216155, 228870, 259386, 381450, 389079, 432310, 572175, 648465, 778158, 1080775, 1144350, 1296930, 1945395, 2161550, 3242325, 3890790, 6484650, 9726975, 19453950]

約数ペア:

[(1, 19453950), (2, 9726975), (3, 6484650), (5, 3890790), (6, 3242325), (9, 2161550), (10, 1945395), (15, 1296930), (17, 1144350), (18, 1080775), (25, 778158), (30, 648465), (34, 572175), (45, 432310), (50, 389079), (51, 381450), (75, 259386), (85, 228870), (90, 216155), (102, 190725), (150, 129693), (153, 127150), (170, 114435), (225, 86462), (255, 76290), (306, 63575), (425, 45774), (450, 43231), (510, 38145), (765, 25430), (850, 22887), (1275, 15258), (1530, 12715), (2543, 7650), (2550, 7629), (3825, 5086)]