19333548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 53253200

約数和(自身を除く): 33919652

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 379, 436, 468, 654, 758, 981, 1137, 1308, 1417, 1516, 1962, 2274, 2834, 3411, 3924, 4251, 4548, 4927, 5668, 6822, 8502, 9854, 12753, 13644, 14781, 17004, 19708, 25506, 29562, 41311, 44343, 51012, 59124, 82622, 88686, 123933, 165244, 177372, 247866, 371799, 495732, 537043, 743598, 1074086, 1487196, 1611129, 2148172, 3222258, 4833387, 6444516, 9666774, 19333548]

約数ペア:

[(1, 19333548), (2, 9666774), (3, 6444516), (4, 4833387), (6, 3222258), (9, 2148172), (12, 1611129), (13, 1487196), (18, 1074086), (26, 743598), (36, 537043), (39, 495732), (52, 371799), (78, 247866), (109, 177372), (117, 165244), (156, 123933), (218, 88686), (234, 82622), (327, 59124), (379, 51012), (436, 44343), (468, 41311), (654, 29562), (758, 25506), (981, 19708), (1137, 17004), (1308, 14781), (1417, 13644), (1516, 12753), (1962, 9854), (2274, 8502), (2834, 6822), (3411, 5668), (3924, 4927), (4251, 4548)]