19640870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{619}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 17856730

約数列:

[1, 2, 5, 10, 19, 38, 95, 167, 190, 334, 619, 835, 1238, 1670, 3095, 3173, 6190, 6346, 11761, 15865, 23522, 31730, 58805, 103373, 117610, 206746, 516865, 1033730, 1964087, 3928174, 9820435, 19640870]

約数ペア:

[(1, 19640870), (2, 9820435), (5, 3928174), (10, 1964087), (19, 1033730), (38, 516865), (95, 206746), (167, 117610), (190, 103373), (334, 58805), (619, 31730), (835, 23522), (1238, 15865), (1670, 11761), (3095, 6346), (3173, 6190)]