889150496

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{19609}}^1$

素因数の和:19741

約数の個数: 48

約数和(自身を含む): 1902562200

約数和(自身を除く): 1013411704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 416, 436, 872, 1417, 1744, 2834, 3488, 5668, 11336, 19609, 22672, 39218, 45344, 78436, 156872, 254917, 313744, 509834, 627488, 1019668, 2039336, 2137381, 4078672, 4274762, 8157344, 8549524, 17099048, 27785953, 34198096, 55571906, 68396192, 111143812, 222287624, 444575248, 889150496]

約数ペア:

[(1, 889150496), (2, 444575248), (4, 222287624), (8, 111143812), (13, 68396192), (16, 55571906), (26, 34198096), (32, 27785953), (52, 17099048), (104, 8549524), (109, 8157344), (208, 4274762), (218, 4078672), (416, 2137381), (436, 2039336), (872, 1019668), (1417, 627488), (1744, 509834), (2834, 313744), (3488, 254917), (5668, 156872), (11336, 78436), (19609, 45344), (22672, 39218)]