19601944

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 37966320

約数和(自身を除く): 18364376

約数列:

[1, 2, 4, 8, 53, 83, 106, 166, 212, 332, 424, 557, 664, 1114, 2228, 4399, 4456, 8798, 17596, 29521, 35192, 46231, 59042, 92462, 118084, 184924, 236168, 369848, 2450243, 4900486, 9800972, 19601944]

約数ペア:

[(1, 19601944), (2, 9800972), (4, 4900486), (8, 2450243), (53, 369848), (83, 236168), (106, 184924), (166, 118084), (212, 92462), (332, 59042), (424, 46231), (557, 35192), (664, 29521), (1114, 17596), (2228, 8798), (4399, 4456)]