19984360702

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{65063}}^1$

素因数の和:65280

約数の個数: 32

約数和(自身を含む): 32323795200

約数和(自身を除く): 12339434498

約数列:

[1, 2, 19, 38, 59, 118, 137, 274, 1121, 2242, 2603, 5206, 8083, 16166, 65063, 130126, 153577, 307154, 1236197, 2472394, 3838717, 7677434, 8913631, 17827262, 72935623, 145871246, 169358989, 338717978, 525904229, 1051808458, 9992180351, 19984360702]

約数ペア:

[(1, 19984360702), (2, 9992180351), (19, 1051808458), (38, 525904229), (59, 338717978), (118, 169358989), (137, 145871246), (274, 72935623), (1121, 17827262), (2242, 8913631), (2603, 7677434), (5206, 3838717), (8083, 2472394), (16166, 1236197), (65063, 307154), (130126, 153577)]