20154549618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{21011}}^1$

素因数の和:21380

約数の個数: 96

約数和(自身を含む): 52236168192

約数和(自身を除く): 32081618574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 331, 414, 483, 662, 966, 993, 1449, 1986, 2317, 2898, 2979, 4634, 5958, 6951, 7613, 13902, 15226, 20853, 21011, 22839, 41706, 42022, 45678, 53291, 63033, 68517, 106582, 126066, 137034, 147077, 159873, 189099, 294154, 319746, 378198, 441231, 479619, 483253, 882462, 959238, 966506, 1323693, 1449759, 2647386, 2899518, 3382771, 4349277, 6765542, 6954641, 8698554, 10148313, 13909282, 20296626, 20863923, 30444939, 41727846, 48682487, 60889878, 62591769, 97364974, 125183538, 146047461, 159956743, 292094922, 319913486, 438142383, 479870229, 876284766, 959740458, 1119697201, 1439610687, 2239394402, 2879221374, 3359091603, 6718183206, 10077274809, 20154549618]

約数ペア:

[(1, 20154549618), (2, 10077274809), (3, 6718183206), (6, 3359091603), (7, 2879221374), (9, 2239394402), (14, 1439610687), (18, 1119697201), (21, 959740458), (23, 876284766), (42, 479870229), (46, 438142383), (63, 319913486), (69, 292094922), (126, 159956743), (138, 146047461), (161, 125183538), (207, 97364974), (322, 62591769), (331, 60889878), (414, 48682487), (483, 41727846), (662, 30444939), (966, 20863923), (993, 20296626), (1449, 13909282), (1986, 10148313), (2317, 8698554), (2898, 6954641), (2979, 6765542), (4634, 4349277), (5958, 3382771), (6951, 2899518), (7613, 2647386), (13902, 1449759), (15226, 1323693), (20853, 966506), (21011, 959238), (22839, 882462), (41706, 483253), (42022, 479619), (45678, 441231), (53291, 378198), (63033, 319746), (68517, 294154), (106582, 189099), (126066, 159873), (137034, 147077)]