18038505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 12604695

約数列:

[1, 3, 5, 15, 19, 57, 95, 167, 285, 379, 501, 835, 1137, 1895, 2505, 3173, 5685, 7201, 9519, 15865, 21603, 36005, 47595, 63293, 108015, 189879, 316465, 949395, 1202567, 3607701, 6012835, 18038505]

約数ペア:

[(1, 18038505), (3, 6012835), (5, 3607701), (15, 1202567), (19, 949395), (57, 316465), (95, 189879), (167, 108015), (285, 63293), (379, 47595), (501, 36005), (835, 21603), (1137, 15865), (1895, 9519), (2505, 7201), (3173, 5685)]