19280575

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 24909120

約数和(自身を除く): 5628545

約数列:

[1, 5, 25, 47, 61, 235, 269, 305, 1175, 1345, 1525, 2867, 6725, 12643, 14335, 16409, 63215, 71675, 82045, 316075, 410225, 771223, 3856115, 19280575]

約数ペア:

[(1, 19280575), (5, 3856115), (25, 771223), (47, 410225), (61, 316075), (235, 82045), (269, 71675), (305, 63215), (1175, 16409), (1345, 14335), (1525, 12643), (2867, 6725)]