18157100936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{4831}}^1$

素因数の和:5430

約数の個数: 64

約数和(自身を含む): 37260518400

約数和(自身を除く): 19103417464

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 509, 568, 923, 1018, 1846, 2036, 3692, 4072, 4831, 6617, 7384, 9662, 13234, 19324, 26468, 36139, 38648, 52936, 62803, 72278, 125606, 144556, 251212, 289112, 343001, 469807, 502424, 686002, 939614, 1372004, 1879228, 2458979, 2744008, 3758456, 4459013, 4917958, 8918026, 9835916, 17836052, 19671832, 31966727, 35672104, 63933454, 127866908, 174587509, 255733816, 349175018, 698350036, 1396700072, 2269637617, 4539275234, 9078550468, 18157100936]

約数ペア:

[(1, 18157100936), (2, 9078550468), (4, 4539275234), (8, 2269637617), (13, 1396700072), (26, 698350036), (52, 349175018), (71, 255733816), (104, 174587509), (142, 127866908), (284, 63933454), (509, 35672104), (568, 31966727), (923, 19671832), (1018, 17836052), (1846, 9835916), (2036, 8918026), (3692, 4917958), (4072, 4459013), (4831, 3758456), (6617, 2744008), (7384, 2458979), (9662, 1879228), (13234, 1372004), (19324, 939614), (26468, 686002), (36139, 502424), (38648, 469807), (52936, 343001), (62803, 289112), (72278, 251212), (125606, 144556)]