1999486945

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{48163}}^1$

素因数の和:48229

約数の個数: 24

約数和(自身を含む): 2642469696

約数和(自身を除く): 642982751

約数列:

[1, 5, 19, 23, 95, 115, 361, 437, 1805, 2185, 8303, 41515, 48163, 240815, 915097, 1107749, 4575485, 5538745, 17386843, 21047231, 86934215, 105236155, 399897389, 1999486945]

約数ペア:

[(1, 1999486945), (5, 399897389), (19, 105236155), (23, 86934215), (95, 21047231), (115, 17386843), (361, 5538745), (437, 4575485), (1805, 1107749), (2185, 915097), (8303, 240815), (41515, 48163)]