20417387452

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1\times {\mathrm{1453}}^1$

素因数の和:2579

約数の個数: 96

約数和(自身を含む): 45657368064

約数和(自身を除く): 25239980612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1061, 1204, 1453, 1892, 2122, 2906, 3311, 4244, 5812, 6622, 7427, 10171, 11671, 13244, 14854, 15983, 20342, 23342, 29708, 31966, 40684, 45623, 46684, 62479, 63932, 81697, 91246, 111881, 124958, 163394, 182492, 223762, 249916, 319361, 326788, 437353, 447524, 501853, 638722, 687269, 874706, 1003706, 1277444, 1374538, 1541633, 1749412, 2007412, 2749076, 3083266, 3512971, 4810883, 6166532, 7025942, 9621766, 10791431, 14051884, 16957963, 19243532, 21582862, 33915926, 43165724, 66290219, 67831852, 118705741, 132580438, 237411482, 265160876, 464031533, 474822964, 729192409, 928063066, 1458384818, 1856126132, 2916769636, 5104346863, 10208693726, 20417387452]

約数ペア:

[(1, 20417387452), (2, 10208693726), (4, 5104346863), (7, 2916769636), (11, 1856126132), (14, 1458384818), (22, 928063066), (28, 729192409), (43, 474822964), (44, 464031533), (77, 265160876), (86, 237411482), (154, 132580438), (172, 118705741), (301, 67831852), (308, 66290219), (473, 43165724), (602, 33915926), (946, 21582862), (1061, 19243532), (1204, 16957963), (1453, 14051884), (1892, 10791431), (2122, 9621766), (2906, 7025942), (3311, 6166532), (4244, 4810883), (5812, 3512971), (6622, 3083266), (7427, 2749076), (10171, 2007412), (11671, 1749412), (13244, 1541633), (14854, 1374538), (15983, 1277444), (20342, 1003706), (23342, 874706), (29708, 687269), (31966, 638722), (40684, 501853), (45623, 447524), (46684, 437353), (62479, 326788), (63932, 319361), (81697, 249916), (91246, 223762), (111881, 182492), (124958, 163394)]