387645448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{68927}}^1$

素因数の和:68989

約数の個数: 32

約数和(自身を含む): 785779200

約数和(自身を除く): 398133752

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 68927, 137854, 275708, 551416, 1309613, 2550299, 2619226, 5100598, 5238452, 10201196, 10476904, 20402392, 48455681, 96911362, 193822724, 387645448]

約数ペア:

[(1, 387645448), (2, 193822724), (4, 96911362), (8, 48455681), (19, 20402392), (37, 10476904), (38, 10201196), (74, 5238452), (76, 5100598), (148, 2619226), (152, 2550299), (296, 1309613), (703, 551416), (1406, 275708), (2812, 137854), (5624, 68927)]