189914804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 364224000

約数和(自身を除く): 174309196

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 149, 298, 541, 589, 596, 1082, 1178, 2164, 2356, 2831, 4619, 5662, 9238, 10279, 11324, 16771, 18476, 20558, 33542, 41116, 67084, 80609, 87761, 161218, 175522, 318649, 322436, 351044, 637298, 1274596, 1531571, 2498879, 3063142, 4997758, 6126284, 9995516, 47478701, 94957402, 189914804]

約数ペア:

[(1, 189914804), (2, 94957402), (4, 47478701), (19, 9995516), (31, 6126284), (38, 4997758), (62, 3063142), (76, 2498879), (124, 1531571), (149, 1274596), (298, 637298), (541, 351044), (589, 322436), (596, 318649), (1082, 175522), (1178, 161218), (2164, 87761), (2356, 80609), (2831, 67084), (4619, 41116), (5662, 33542), (9238, 20558), (10279, 18476), (11324, 16771)]