18864608

素因数分解:

$2^5\times 7^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 44212392

約数和(自身を除く): 25347784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 98, 106, 112, 196, 212, 224, 227, 371, 392, 424, 454, 742, 784, 848, 908, 1484, 1568, 1589, 1696, 1816, 2597, 2968, 3178, 3632, 5194, 5936, 6356, 7264, 10388, 11123, 11872, 12031, 12712, 20776, 22246, 24062, 25424, 41552, 44492, 48124, 50848, 83104, 84217, 88984, 96248, 168434, 177968, 192496, 336868, 355936, 384992, 589519, 673736, 1179038, 1347472, 2358076, 2694944, 4716152, 9432304, 18864608]

約数ペア:

[(1, 18864608), (2, 9432304), (4, 4716152), (7, 2694944), (8, 2358076), (14, 1347472), (16, 1179038), (28, 673736), (32, 589519), (49, 384992), (53, 355936), (56, 336868), (98, 192496), (106, 177968), (112, 168434), (196, 96248), (212, 88984), (224, 84217), (227, 83104), (371, 50848), (392, 48124), (424, 44492), (454, 41552), (742, 25424), (784, 24062), (848, 22246), (908, 20776), (1484, 12712), (1568, 12031), (1589, 11872), (1696, 11123), (1816, 10388), (2597, 7264), (2968, 6356), (3178, 5936), (3632, 5194)]