19815672712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2530091}}^1$

素因数の和:2530197

約数の個数: 32

約数和(自身を含む): 40987490400

約数和(自身を除く): 21171817688

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 7832, 2530091, 5060182, 10120364, 20240728, 27831001, 55662002, 111324004, 222648008, 225178099, 450356198, 900712396, 1801424792, 2476959089, 4953918178, 9907836356, 19815672712]

約数ペア:

[(1, 19815672712), (2, 9907836356), (4, 4953918178), (8, 2476959089), (11, 1801424792), (22, 900712396), (44, 450356198), (88, 225178099), (89, 222648008), (178, 111324004), (356, 55662002), (712, 27831001), (979, 20240728), (1958, 10120364), (3916, 5060182), (7832, 2530091)]