19534700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11491}}^1$

素因数の和:11522

約数の個数: 36

約数和(自身を含む): 44887752

約数和(自身を除く): 25353052

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 11491, 22982, 45964, 57455, 114910, 195347, 229820, 287275, 390694, 574550, 781388, 976735, 1149100, 1953470, 3906940, 4883675, 9767350, 19534700]

約数ペア:

[(1, 19534700), (2, 9767350), (4, 4883675), (5, 3906940), (10, 1953470), (17, 1149100), (20, 976735), (25, 781388), (34, 574550), (50, 390694), (68, 287275), (85, 229820), (100, 195347), (170, 114910), (340, 57455), (425, 45964), (850, 22982), (1700, 11491)]