19846650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 53621568

約数和(自身を除く): 33774918

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 43, 50, 51, 75, 85, 86, 102, 129, 150, 170, 181, 215, 255, 258, 362, 425, 430, 510, 543, 645, 731, 850, 905, 1075, 1086, 1275, 1290, 1462, 1810, 2150, 2193, 2550, 2715, 3077, 3225, 3655, 4386, 4525, 5430, 6154, 6450, 7310, 7783, 9050, 9231, 10965, 13575, 15385, 15566, 18275, 18462, 21930, 23349, 27150, 30770, 36550, 38915, 46155, 46698, 54825, 76925, 77830, 92310, 109650, 116745, 132311, 153850, 194575, 230775, 233490, 264622, 389150, 396933, 461550, 583725, 661555, 793866, 1167450, 1323110, 1984665, 3307775, 3969330, 6615550, 9923325, 19846650]

約数ペア:

[(1, 19846650), (2, 9923325), (3, 6615550), (5, 3969330), (6, 3307775), (10, 1984665), (15, 1323110), (17, 1167450), (25, 793866), (30, 661555), (34, 583725), (43, 461550), (50, 396933), (51, 389150), (75, 264622), (85, 233490), (86, 230775), (102, 194575), (129, 153850), (150, 132311), (170, 116745), (181, 109650), (215, 92310), (255, 77830), (258, 76925), (362, 54825), (425, 46698), (430, 46155), (510, 38915), (543, 36550), (645, 30770), (731, 27150), (850, 23349), (905, 21930), (1075, 18462), (1086, 18275), (1275, 15566), (1290, 15385), (1462, 13575), (1810, 10965), (2150, 9231), (2193, 9050), (2550, 7783), (2715, 7310), (3077, 6450), (3225, 6154), (3655, 5430), (4386, 4525)]