20733203421

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1240

約数の個数: 128

約数和(自身を含む): 38163456000

約数和(自身を除く): 17430252579

約数列:

[1, 3, 7, 9, 21, 23, 27, 29, 63, 69, 87, 161, 163, 189, 203, 207, 261, 483, 489, 609, 621, 667, 783, 1009, 1141, 1449, 1467, 1827, 2001, 3027, 3423, 3749, 4347, 4401, 4669, 4727, 5481, 6003, 7063, 9081, 10269, 11247, 14007, 14181, 18009, 21189, 23207, 26243, 27243, 29261, 30807, 33089, 33741, 42021, 42543, 63567, 69621, 78729, 87783, 99267, 101223, 108721, 126063, 127629, 162449, 164467, 190701, 204827, 208863, 236187, 263349, 297801, 326163, 487347, 493401, 614481, 626589, 673003, 708561, 761047, 790047, 893403, 978489, 1151269, 1462041, 1480203, 1843443, 2019009, 2283141, 2935467, 3453807, 3782741, 4386123, 4440609, 4711021, 4769543, 5530329, 6057027, 6849423, 10361421, 11348223, 14133063, 14308629, 18171081, 20548269, 26479187, 31084263, 33386801, 34044669, 42399189, 42925887, 79437561, 100160403, 102134007, 109699489, 127197567, 128777661, 238312683, 300481209, 329098467, 714938049, 767896423, 901443627, 987295401, 2303689269, 2961886203, 6911067807, 20733203421]

約数ペア:

[(1, 20733203421), (3, 6911067807), (7, 2961886203), (9, 2303689269), (21, 987295401), (23, 901443627), (27, 767896423), (29, 714938049), (63, 329098467), (69, 300481209), (87, 238312683), (161, 128777661), (163, 127197567), (189, 109699489), (203, 102134007), (207, 100160403), (261, 79437561), (483, 42925887), (489, 42399189), (609, 34044669), (621, 33386801), (667, 31084263), (783, 26479187), (1009, 20548269), (1141, 18171081), (1449, 14308629), (1467, 14133063), (1827, 11348223), (2001, 10361421), (3027, 6849423), (3423, 6057027), (3749, 5530329), (4347, 4769543), (4401, 4711021), (4669, 4440609), (4727, 4386123), (5481, 3782741), (6003, 3453807), (7063, 2935467), (9081, 2283141), (10269, 2019009), (11247, 1843443), (14007, 1480203), (14181, 1462041), (18009, 1151269), (21189, 978489), (23207, 893403), (26243, 790047), (27243, 761047), (29261, 708561), (30807, 673003), (33089, 626589), (33741, 614481), (42021, 493401), (42543, 487347), (63567, 326163), (69621, 297801), (78729, 263349), (87783, 236187), (99267, 208863), (101223, 204827), (108721, 190701), (126063, 164467), (127629, 162449)]