19560992

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 42747264

約数和(自身を除く): 23186272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 122, 176, 244, 352, 488, 671, 911, 976, 1342, 1822, 1952, 2684, 3644, 5368, 7288, 10021, 10736, 14576, 20042, 21472, 29152, 40084, 55571, 80168, 111142, 160336, 222284, 320672, 444568, 611281, 889136, 1222562, 1778272, 2445124, 4890248, 9780496, 19560992]

約数ペア:

[(1, 19560992), (2, 9780496), (4, 4890248), (8, 2445124), (11, 1778272), (16, 1222562), (22, 889136), (32, 611281), (44, 444568), (61, 320672), (88, 222284), (122, 160336), (176, 111142), (244, 80168), (352, 55571), (488, 40084), (671, 29152), (911, 21472), (976, 20042), (1342, 14576), (1822, 10736), (1952, 10021), (2684, 7288), (3644, 5368)]