20196394768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{251099}}^1$

素因数の和:251575

約数の個数: 40

約数和(自身を含む): 42781413600

約数和(自身を除く): 22585018832

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 457, 914, 1828, 3656, 5027, 7312, 10054, 20108, 40216, 80432, 251099, 502198, 1004396, 2008792, 2762089, 4017584, 5524178, 11048356, 22096712, 44193424, 114752243, 229504486, 459008972, 918017944, 1262274673, 1836035888, 2524549346, 5049098692, 10098197384, 20196394768]

約数ペア:

[(1, 20196394768), (2, 10098197384), (4, 5049098692), (8, 2524549346), (11, 1836035888), (16, 1262274673), (22, 918017944), (44, 459008972), (88, 229504486), (176, 114752243), (457, 44193424), (914, 22096712), (1828, 11048356), (3656, 5524178), (5027, 4017584), (7312, 2762089), (10054, 2008792), (20108, 1004396), (40216, 502198), (80432, 251099)]