17997224

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 40953600

約数和(自身を除く): 22956376

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 89, 92, 157, 161, 178, 184, 314, 322, 356, 623, 628, 644, 712, 1099, 1246, 1256, 1288, 2047, 2198, 2492, 3611, 4094, 4396, 4984, 7222, 8188, 8792, 13973, 14329, 14444, 16376, 25277, 27946, 28658, 28888, 50554, 55892, 57316, 97811, 101108, 111784, 114632, 195622, 202216, 321379, 391244, 642758, 782488, 1285516, 2249653, 2571032, 4499306, 8998612, 17997224]

約数ペア:

[(1, 17997224), (2, 8998612), (4, 4499306), (7, 2571032), (8, 2249653), (14, 1285516), (23, 782488), (28, 642758), (46, 391244), (56, 321379), (89, 202216), (92, 195622), (157, 114632), (161, 111784), (178, 101108), (184, 97811), (314, 57316), (322, 55892), (356, 50554), (623, 28888), (628, 28658), (644, 27946), (712, 25277), (1099, 16376), (1246, 14444), (1256, 14329), (1288, 13973), (2047, 8792), (2198, 8188), (2492, 7222), (3611, 4984), (4094, 4396)]