18909312

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2141}}^1$

素因数の和:2181

約数の個数: 64

約数和(自身を含む): 52436160

約数和(自身を除く): 33526848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 1104, 1472, 2141, 2208, 2944, 4282, 4416, 6423, 8564, 8832, 12846, 17128, 25692, 34256, 49243, 51384, 68512, 98486, 102768, 137024, 147729, 196972, 205536, 274048, 295458, 393944, 411072, 590916, 787888, 822144, 1181832, 1575776, 2363664, 3151552, 4727328, 6303104, 9454656, 18909312]

約数ペア:

[(1, 18909312), (2, 9454656), (3, 6303104), (4, 4727328), (6, 3151552), (8, 2363664), (12, 1575776), (16, 1181832), (23, 822144), (24, 787888), (32, 590916), (46, 411072), (48, 393944), (64, 295458), (69, 274048), (92, 205536), (96, 196972), (128, 147729), (138, 137024), (184, 102768), (192, 98486), (276, 68512), (368, 51384), (384, 49243), (552, 34256), (736, 25692), (1104, 17128), (1472, 12846), (2141, 8832), (2208, 8564), (2944, 6423), (4282, 4416)]