19612788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 52264800

約数和(自身を除く): 32652012

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 509, 676, 741, 988, 1014, 1018, 1482, 1527, 2028, 2036, 2964, 3054, 3211, 6108, 6422, 6617, 9633, 9671, 12844, 13234, 19266, 19342, 19851, 26468, 29013, 38532, 38684, 39702, 58026, 79404, 86021, 116052, 125723, 172042, 251446, 258063, 344084, 377169, 502892, 516126, 754338, 1032252, 1508676, 1634399, 3268798, 4903197, 6537596, 9806394, 19612788]

約数ペア:

[(1, 19612788), (2, 9806394), (3, 6537596), (4, 4903197), (6, 3268798), (12, 1634399), (13, 1508676), (19, 1032252), (26, 754338), (38, 516126), (39, 502892), (52, 377169), (57, 344084), (76, 258063), (78, 251446), (114, 172042), (156, 125723), (169, 116052), (228, 86021), (247, 79404), (338, 58026), (494, 39702), (507, 38684), (509, 38532), (676, 29013), (741, 26468), (988, 19851), (1014, 19342), (1018, 19266), (1482, 13234), (1527, 12844), (2028, 9671), (2036, 9633), (2964, 6617), (3054, 6422), (3211, 6108)]