20790403896

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1232243}}^1$

素因数の和:1232308

約数の個数: 64

約数和(自身を含む): 56190326400

約数和(自身を除く): 35399922504

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 444, 456, 703, 888, 1406, 2109, 2812, 4218, 5624, 8436, 16872, 1232243, 2464486, 3696729, 4928972, 7393458, 9857944, 14786916, 23412617, 29573832, 45592991, 46825234, 70237851, 91185982, 93650468, 136778973, 140475702, 182371964, 187300936, 273557946, 280951404, 364743928, 547115892, 561902808, 866266829, 1094231784, 1732533658, 2598800487, 3465067316, 5197600974, 6930134632, 10395201948, 20790403896]

約数ペア:

[(1, 20790403896), (2, 10395201948), (3, 6930134632), (4, 5197600974), (6, 3465067316), (8, 2598800487), (12, 1732533658), (19, 1094231784), (24, 866266829), (37, 561902808), (38, 547115892), (57, 364743928), (74, 280951404), (76, 273557946), (111, 187300936), (114, 182371964), (148, 140475702), (152, 136778973), (222, 93650468), (228, 91185982), (296, 70237851), (444, 46825234), (456, 45592991), (703, 29573832), (888, 23412617), (1406, 14786916), (2109, 9857944), (2812, 7393458), (4218, 4928972), (5624, 3696729), (8436, 2464486), (16872, 1232243)]