18626460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16339}}^1$

素因数の和:16370

約数の個数: 48

約数和(自身を含む): 54902400

約数和(自身を除く): 36275940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 16339, 32678, 49017, 65356, 81695, 98034, 163390, 196068, 245085, 310441, 326780, 490170, 620882, 931323, 980340, 1241764, 1552205, 1862646, 3104410, 3725292, 4656615, 6208820, 9313230, 18626460]

約数ペア:

[(1, 18626460), (2, 9313230), (3, 6208820), (4, 4656615), (5, 3725292), (6, 3104410), (10, 1862646), (12, 1552205), (15, 1241764), (19, 980340), (20, 931323), (30, 620882), (38, 490170), (57, 326780), (60, 310441), (76, 245085), (95, 196068), (114, 163390), (190, 98034), (228, 81695), (285, 65356), (380, 49017), (570, 32678), (1140, 16339)]