18396950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 41997312

約数和(自身を除く): 23600362

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 83, 110, 130, 143, 155, 166, 275, 286, 310, 325, 341, 403, 415, 550, 650, 682, 715, 775, 806, 830, 913, 1079, 1430, 1550, 1705, 1826, 2015, 2075, 2158, 2573, 3410, 3575, 4030, 4150, 4433, 4565, 5146, 5395, 7150, 8525, 8866, 9130, 10075, 10790, 11869, 12865, 17050, 20150, 22165, 22825, 23738, 25730, 26975, 28303, 33449, 44330, 45650, 53950, 56606, 59345, 64325, 66898, 110825, 118690, 128650, 141515, 167245, 221650, 283030, 296725, 334490, 367939, 593450, 707575, 735878, 836225, 1415150, 1672450, 1839695, 3679390, 9198475, 18396950]

約数ペア:

[(1, 18396950), (2, 9198475), (5, 3679390), (10, 1839695), (11, 1672450), (13, 1415150), (22, 836225), (25, 735878), (26, 707575), (31, 593450), (50, 367939), (55, 334490), (62, 296725), (65, 283030), (83, 221650), (110, 167245), (130, 141515), (143, 128650), (155, 118690), (166, 110825), (275, 66898), (286, 64325), (310, 59345), (325, 56606), (341, 53950), (403, 45650), (415, 44330), (550, 33449), (650, 28303), (682, 26975), (715, 25730), (775, 23738), (806, 22825), (830, 22165), (913, 20150), (1079, 17050), (1430, 12865), (1550, 11869), (1705, 10790), (1826, 10075), (2015, 9130), (2075, 8866), (2158, 8525), (2573, 7150), (3410, 5395), (3575, 5146), (4030, 4565), (4150, 4433)]