20864832

素因数分解:

$2^6\times 3^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:687

約数の個数: 56

約数和(自身を含む): 55546752

約数和(自身を除く): 34681920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 271, 401, 542, 802, 813, 1084, 1203, 1604, 1626, 2168, 2406, 3208, 3252, 4336, 4812, 6416, 6504, 8672, 9624, 12832, 13008, 17344, 19248, 25664, 26016, 38496, 52032, 76992, 108671, 217342, 326013, 434684, 652026, 869368, 1304052, 1738736, 2608104, 3477472, 5216208, 6954944, 10432416, 20864832]

約数ペア:

[(1, 20864832), (2, 10432416), (3, 6954944), (4, 5216208), (6, 3477472), (8, 2608104), (12, 1738736), (16, 1304052), (24, 869368), (32, 652026), (48, 434684), (64, 326013), (96, 217342), (192, 108671), (271, 76992), (401, 52032), (542, 38496), (802, 26016), (813, 25664), (1084, 19248), (1203, 17344), (1604, 13008), (1626, 12832), (2168, 9624), (2406, 8672), (3208, 6504), (3252, 6416), (4336, 4812)]