18219856312

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1948231}}^1$

素因数の和:1948411

約数の個数: 32

約数和(自身を含む): 39276357120

約数和(自身を除く): 21056500808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 1169, 1336, 2338, 4676, 9352, 1948231, 3896462, 7792924, 13637617, 15585848, 27275234, 54550468, 109100936, 325354577, 650709154, 1301418308, 2277482039, 2602836616, 4554964078, 9109928156, 18219856312]

約数ペア:

[(1, 18219856312), (2, 9109928156), (4, 4554964078), (7, 2602836616), (8, 2277482039), (14, 1301418308), (28, 650709154), (56, 325354577), (167, 109100936), (334, 54550468), (668, 27275234), (1169, 15585848), (1336, 13637617), (2338, 7792924), (4676, 3896462), (9352, 1948231)]