18992128

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1128

約数の個数: 44

約数和(自身を含む): 40235832

約数和(自身を除く): 21243704

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1091, 2176, 2182, 4352, 4364, 8704, 8728, 17408, 17456, 18547, 34912, 37094, 69824, 74188, 139648, 148376, 279296, 296752, 558592, 593504, 1117184, 1187008, 2374016, 4748032, 9496064, 18992128]

約数ペア:

[(1, 18992128), (2, 9496064), (4, 4748032), (8, 2374016), (16, 1187008), (17, 1117184), (32, 593504), (34, 558592), (64, 296752), (68, 279296), (128, 148376), (136, 139648), (256, 74188), (272, 69824), (512, 37094), (544, 34912), (1024, 18547), (1088, 17456), (1091, 17408), (2176, 8728), (2182, 8704), (4352, 4364)]