20180449068

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{25601}}^1$

素因数の和:25815

約数の個数: 96

約数和(自身を含む): 52668844032

約数和(自身を除く): 32488394964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 163, 186, 326, 372, 403, 489, 652, 806, 978, 1209, 1612, 1956, 2119, 2418, 4238, 4836, 5053, 6357, 8476, 10106, 12714, 15159, 20212, 25428, 25601, 30318, 51202, 60636, 65689, 76803, 102404, 131378, 153606, 197067, 262756, 307212, 332813, 394134, 665626, 788268, 793631, 998439, 1331252, 1587262, 1996878, 2380893, 3174524, 3993756, 4172963, 4761786, 8345926, 9523572, 10317203, 12518889, 16691852, 20634406, 25037778, 30951609, 41268812, 50075556, 54248519, 61903218, 108497038, 123806436, 129361853, 162745557, 216994076, 258723706, 325491114, 388085559, 517447412, 650982228, 776171118, 1552342236, 1681704089, 3363408178, 5045112267, 6726816356, 10090224534, 20180449068]

約数ペア:

[(1, 20180449068), (2, 10090224534), (3, 6726816356), (4, 5045112267), (6, 3363408178), (12, 1681704089), (13, 1552342236), (26, 776171118), (31, 650982228), (39, 517447412), (52, 388085559), (62, 325491114), (78, 258723706), (93, 216994076), (124, 162745557), (156, 129361853), (163, 123806436), (186, 108497038), (326, 61903218), (372, 54248519), (403, 50075556), (489, 41268812), (652, 30951609), (806, 25037778), (978, 20634406), (1209, 16691852), (1612, 12518889), (1956, 10317203), (2119, 9523572), (2418, 8345926), (4238, 4761786), (4836, 4172963), (5053, 3993756), (6357, 3174524), (8476, 2380893), (10106, 1996878), (12714, 1587262), (15159, 1331252), (20212, 998439), (25428, 793631), (25601, 788268), (30318, 665626), (51202, 394134), (60636, 332813), (65689, 307212), (76803, 262756), (102404, 197067), (131378, 153606)]