38937808

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 94993920

約数和(自身を除く): 56056112

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 91, 94, 104, 112, 182, 188, 208, 329, 364, 376, 569, 611, 658, 728, 752, 1138, 1222, 1316, 1456, 2276, 2444, 2632, 3983, 4277, 4552, 4888, 5264, 7397, 7966, 8554, 9104, 9776, 14794, 15932, 17108, 26743, 29588, 31864, 34216, 51779, 53486, 59176, 63728, 68432, 103558, 106972, 118352, 187201, 207116, 213944, 347659, 374402, 414232, 427888, 695318, 748804, 828464, 1390636, 1497608, 2433613, 2781272, 2995216, 4867226, 5562544, 9734452, 19468904, 38937808]

約数ペア:

[(1, 38937808), (2, 19468904), (4, 9734452), (7, 5562544), (8, 4867226), (13, 2995216), (14, 2781272), (16, 2433613), (26, 1497608), (28, 1390636), (47, 828464), (52, 748804), (56, 695318), (91, 427888), (94, 414232), (104, 374402), (112, 347659), (182, 213944), (188, 207116), (208, 187201), (329, 118352), (364, 106972), (376, 103558), (569, 68432), (611, 63728), (658, 59176), (728, 53486), (752, 51779), (1138, 34216), (1222, 31864), (1316, 29588), (1456, 26743), (2276, 17108), (2444, 15932), (2632, 14794), (3983, 9776), (4277, 9104), (4552, 8554), (4888, 7966), (5264, 7397)]