187811928

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{4931}}^1$

素因数の和:4989

約数の個数: 72

約数和(自身を含む): 531842220

約数和(自身を除く): 344030292

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 529, 552, 828, 1058, 1587, 1656, 2116, 3174, 4232, 4761, 4931, 6348, 9522, 9862, 12696, 14793, 19044, 19724, 29586, 38088, 39448, 44379, 59172, 88758, 113413, 118344, 177516, 226826, 340239, 355032, 453652, 680478, 907304, 1020717, 1360956, 2041434, 2608499, 2721912, 4082868, 5216998, 7825497, 8165736, 10433996, 15650994, 20867992, 23476491, 31301988, 46952982, 62603976, 93905964, 187811928]

約数ペア:

[(1, 187811928), (2, 93905964), (3, 62603976), (4, 46952982), (6, 31301988), (8, 23476491), (9, 20867992), (12, 15650994), (18, 10433996), (23, 8165736), (24, 7825497), (36, 5216998), (46, 4082868), (69, 2721912), (72, 2608499), (92, 2041434), (138, 1360956), (184, 1020717), (207, 907304), (276, 680478), (414, 453652), (529, 355032), (552, 340239), (828, 226826), (1058, 177516), (1587, 118344), (1656, 113413), (2116, 88758), (3174, 59172), (4232, 44379), (4761, 39448), (4931, 38088), (6348, 29586), (9522, 19724), (9862, 19044), (12696, 14793)]