19156911788

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2367389}}^1$

素因数の和:2367434

約数の個数: 36

約数和(自身を含む): 40700168880

約数和(自身を除く): 21543257092

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 4046, 8092, 2367389, 4734778, 9469556, 16571723, 33143446, 40245613, 66286892, 80491226, 160982452, 281719291, 563438582, 684175421, 1126877164, 1368350842, 2736701684, 4789227947, 9578455894, 19156911788]

約数ペア:

[(1, 19156911788), (2, 9578455894), (4, 4789227947), (7, 2736701684), (14, 1368350842), (17, 1126877164), (28, 684175421), (34, 563438582), (68, 281719291), (119, 160982452), (238, 80491226), (289, 66286892), (476, 40245613), (578, 33143446), (1156, 16571723), (2023, 9469556), (4046, 4734778), (8092, 2367389)]