38944352

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 79307424

約数和(自身を除く): 40363072

約数列:

[1, 2, 4, 8, 16, 32, 61, 71, 122, 142, 244, 281, 284, 488, 562, 568, 976, 1124, 1136, 1952, 2248, 2272, 4331, 4496, 8662, 8992, 17141, 17324, 19951, 34282, 34648, 39902, 68564, 69296, 79804, 137128, 138592, 159608, 274256, 319216, 548512, 638432, 1217011, 2434022, 4868044, 9736088, 19472176, 38944352]

約数ペア:

[(1, 38944352), (2, 19472176), (4, 9736088), (8, 4868044), (16, 2434022), (32, 1217011), (61, 638432), (71, 548512), (122, 319216), (142, 274256), (244, 159608), (281, 138592), (284, 137128), (488, 79804), (562, 69296), (568, 68564), (976, 39902), (1124, 34648), (1136, 34282), (1952, 19951), (2248, 17324), (2272, 17141), (4331, 8992), (4496, 8662)]