19862150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 108

約数和(自身を含む): 47942244

約数和(自身を除く): 28080094

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 67, 70, 77, 98, 110, 121, 134, 154, 175, 242, 245, 275, 335, 350, 385, 469, 490, 539, 550, 605, 670, 737, 770, 847, 938, 1078, 1210, 1225, 1474, 1675, 1694, 1925, 2345, 2450, 2695, 3025, 3283, 3350, 3685, 3850, 4235, 4690, 5159, 5390, 5929, 6050, 6566, 7370, 8107, 8470, 10318, 11725, 11858, 13475, 16214, 16415, 18425, 21175, 23450, 25795, 26950, 29645, 32830, 36113, 36850, 40535, 42350, 51590, 56749, 59290, 72226, 81070, 82075, 113498, 128975, 148225, 164150, 180565, 202675, 257950, 283745, 296450, 361130, 397243, 405350, 567490, 794486, 902825, 1418725, 1805650, 1986215, 2837450, 3972430, 9931075, 19862150]

約数ペア:

[(1, 19862150), (2, 9931075), (5, 3972430), (7, 2837450), (10, 1986215), (11, 1805650), (14, 1418725), (22, 902825), (25, 794486), (35, 567490), (49, 405350), (50, 397243), (55, 361130), (67, 296450), (70, 283745), (77, 257950), (98, 202675), (110, 180565), (121, 164150), (134, 148225), (154, 128975), (175, 113498), (242, 82075), (245, 81070), (275, 72226), (335, 59290), (350, 56749), (385, 51590), (469, 42350), (490, 40535), (539, 36850), (550, 36113), (605, 32830), (670, 29645), (737, 26950), (770, 25795), (847, 23450), (938, 21175), (1078, 18425), (1210, 16415), (1225, 16214), (1474, 13475), (1675, 11858), (1694, 11725), (1925, 10318), (2345, 8470), (2450, 8107), (2695, 7370), (3025, 6566), (3283, 6050), (3350, 5929), (3685, 5390), (3850, 5159), (4235, 4690)]