18022212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 49691096

約数和(自身を除く): 31668884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 97, 117, 156, 194, 234, 291, 388, 397, 468, 582, 794, 873, 1164, 1191, 1261, 1588, 1746, 2382, 2522, 3492, 3573, 3783, 4764, 5044, 5161, 7146, 7566, 10322, 11349, 14292, 15132, 15483, 20644, 22698, 30966, 38509, 45396, 46449, 61932, 77018, 92898, 115527, 154036, 185796, 231054, 346581, 462108, 500617, 693162, 1001234, 1386324, 1501851, 2002468, 3003702, 4505553, 6007404, 9011106, 18022212]

約数ペア:

[(1, 18022212), (2, 9011106), (3, 6007404), (4, 4505553), (6, 3003702), (9, 2002468), (12, 1501851), (13, 1386324), (18, 1001234), (26, 693162), (36, 500617), (39, 462108), (52, 346581), (78, 231054), (97, 185796), (117, 154036), (156, 115527), (194, 92898), (234, 77018), (291, 61932), (388, 46449), (397, 45396), (468, 38509), (582, 30966), (794, 22698), (873, 20644), (1164, 15483), (1191, 15132), (1261, 14292), (1588, 11349), (1746, 10322), (2382, 7566), (2522, 7146), (3492, 5161), (3573, 5044), (3783, 4764)]