18672256

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{8581}}^1$

素因数の和:8612

約数の個数: 32

約数和(自身を含む): 39391380

約数和(自身を除く): 20719124

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 8581, 17162, 34324, 68648, 137296, 145877, 274592, 291754, 549184, 583508, 1098368, 1167016, 2334032, 4668064, 9336128, 18672256]

約数ペア:

[(1, 18672256), (2, 9336128), (4, 4668064), (8, 2334032), (16, 1167016), (17, 1098368), (32, 583508), (34, 549184), (64, 291754), (68, 274592), (128, 145877), (136, 137296), (272, 68648), (544, 34324), (1088, 17162), (2176, 8581)]