19388472

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 50868000

約数和(自身を除く): 31479528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 89, 116, 174, 178, 232, 267, 313, 348, 356, 534, 626, 696, 712, 939, 1068, 1252, 1878, 2136, 2504, 2581, 3756, 5162, 7512, 7743, 9077, 10324, 15486, 18154, 20648, 27231, 27857, 30972, 36308, 54462, 55714, 61944, 72616, 83571, 108924, 111428, 167142, 217848, 222856, 334284, 668568, 807853, 1615706, 2423559, 3231412, 4847118, 6462824, 9694236, 19388472]

約数ペア:

[(1, 19388472), (2, 9694236), (3, 6462824), (4, 4847118), (6, 3231412), (8, 2423559), (12, 1615706), (24, 807853), (29, 668568), (58, 334284), (87, 222856), (89, 217848), (116, 167142), (174, 111428), (178, 108924), (232, 83571), (267, 72616), (313, 61944), (348, 55714), (356, 54462), (534, 36308), (626, 30972), (696, 27857), (712, 27231), (939, 20648), (1068, 18154), (1252, 15486), (1878, 10324), (2136, 9077), (2504, 7743), (2581, 7512), (3756, 5162)]