19873932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 34316148

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 29, 39, 46, 52, 58, 69, 78, 87, 92, 116, 138, 156, 174, 191, 276, 299, 348, 377, 382, 573, 598, 667, 754, 764, 897, 1131, 1146, 1196, 1334, 1508, 1794, 2001, 2262, 2292, 2483, 2668, 3588, 4002, 4393, 4524, 4966, 5539, 7449, 8004, 8671, 8786, 9932, 11078, 13179, 14898, 16617, 17342, 17572, 22156, 26013, 26358, 29796, 33234, 34684, 52026, 52716, 57109, 66468, 72007, 104052, 114218, 127397, 144014, 171327, 216021, 228436, 254794, 288028, 342654, 382191, 432042, 509588, 685308, 764382, 864084, 1528764, 1656161, 3312322, 4968483, 6624644, 9936966, 19873932]

約数ペア:

[(1, 19873932), (2, 9936966), (3, 6624644), (4, 4968483), (6, 3312322), (12, 1656161), (13, 1528764), (23, 864084), (26, 764382), (29, 685308), (39, 509588), (46, 432042), (52, 382191), (58, 342654), (69, 288028), (78, 254794), (87, 228436), (92, 216021), (116, 171327), (138, 144014), (156, 127397), (174, 114218), (191, 104052), (276, 72007), (299, 66468), (348, 57109), (377, 52716), (382, 52026), (573, 34684), (598, 33234), (667, 29796), (754, 26358), (764, 26013), (897, 22156), (1131, 17572), (1146, 17342), (1196, 16617), (1334, 14898), (1508, 13179), (1794, 11078), (2001, 9932), (2262, 8786), (2292, 8671), (2483, 8004), (2668, 7449), (3588, 5539), (4002, 4966), (4393, 4524)]