389661842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{1151}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 630374400

約数和(自身を除く): 240712558

約数列:

[1, 2, 19, 38, 59, 118, 151, 302, 1121, 1151, 2242, 2302, 2869, 5738, 8909, 17818, 21869, 43738, 67909, 135818, 169271, 173801, 338542, 347602, 1290271, 2580542, 3302219, 6604438, 10254259, 20508518, 194830921, 389661842]

約数ペア:

[(1, 389661842), (2, 194830921), (19, 20508518), (38, 10254259), (59, 6604438), (118, 3302219), (151, 2580542), (302, 1290271), (1121, 347602), (1151, 338542), (2242, 173801), (2302, 169271), (2869, 135818), (5738, 67909), (8909, 43738), (17818, 21869)]