18732078140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1297}}^1\times {\mathrm{31397}}^1$

素因数の和:32726

約数の個数: 48

約数和(自身を含む): 41080640832

約数和(自身を除く): 22348562692

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1297, 2594, 5188, 6485, 12970, 25940, 29831, 31397, 59662, 62794, 119324, 125588, 149155, 156985, 298310, 313970, 596620, 627940, 722131, 1444262, 2888524, 3610655, 7221310, 14442620, 40721909, 81443818, 162887636, 203609545, 407219090, 814438180, 936603907, 1873207814, 3746415628, 4683019535, 9366039070, 18732078140]

約数ペア:

[(1, 18732078140), (2, 9366039070), (4, 4683019535), (5, 3746415628), (10, 1873207814), (20, 936603907), (23, 814438180), (46, 407219090), (92, 203609545), (115, 162887636), (230, 81443818), (460, 40721909), (1297, 14442620), (2594, 7221310), (5188, 3610655), (6485, 2888524), (12970, 1444262), (25940, 722131), (29831, 627940), (31397, 596620), (59662, 313970), (62794, 298310), (119324, 156985), (125588, 149155)]