20199195218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{8219}}^1$

素因数の和:8363

約数の個数: 48

約数和(自身を含む): 33651430560

約数和(自身を除く): 13452235342

約数列:

[1, 2, 17, 34, 41, 43, 82, 86, 697, 731, 1394, 1462, 1681, 1763, 3362, 3526, 8219, 16438, 28577, 29971, 57154, 59942, 72283, 139723, 144566, 279446, 336979, 353417, 673958, 706834, 1228811, 2457622, 5728643, 6008089, 11457286, 12016178, 13816139, 14490097, 27632278, 28980194, 234874363, 246331649, 469748726, 492663298, 594093977, 1188187954, 10099597609, 20199195218]

約数ペア:

[(1, 20199195218), (2, 10099597609), (17, 1188187954), (34, 594093977), (41, 492663298), (43, 469748726), (82, 246331649), (86, 234874363), (697, 28980194), (731, 27632278), (1394, 14490097), (1462, 13816139), (1681, 12016178), (1763, 11457286), (3362, 6008089), (3526, 5728643), (8219, 2457622), (16438, 1228811), (28577, 706834), (29971, 673958), (57154, 353417), (59942, 336979), (72283, 279446), (139723, 144566)]