18399144

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 48916800

約数和(自身を除く): 30517656

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 157, 228, 257, 314, 456, 471, 514, 628, 771, 942, 1028, 1256, 1542, 1884, 2056, 2983, 3084, 3768, 4883, 5966, 6168, 8949, 9766, 11932, 14649, 17898, 19532, 23864, 29298, 35796, 39064, 40349, 58596, 71592, 80698, 117192, 121047, 161396, 242094, 322792, 484188, 766631, 968376, 1533262, 2299893, 3066524, 4599786, 6133048, 9199572, 18399144]

約数ペア:

[(1, 18399144), (2, 9199572), (3, 6133048), (4, 4599786), (6, 3066524), (8, 2299893), (12, 1533262), (19, 968376), (24, 766631), (38, 484188), (57, 322792), (76, 242094), (114, 161396), (152, 121047), (157, 117192), (228, 80698), (257, 71592), (314, 58596), (456, 40349), (471, 39064), (514, 35796), (628, 29298), (771, 23864), (942, 19532), (1028, 17898), (1256, 14649), (1542, 11932), (1884, 9766), (2056, 8949), (2983, 6168), (3084, 5966), (3768, 4883)]