219734810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{18959}}^1$

素因数の和:19046

約数の個数: 32

約数和(自身を含む): 423187200

約数和(自身を除く): 203452390

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 18959, 37918, 94795, 189590, 360221, 720442, 1156499, 1801105, 2312998, 3602210, 5782495, 11564990, 21973481, 43946962, 109867405, 219734810]

約数ペア:

[(1, 219734810), (2, 109867405), (5, 43946962), (10, 21973481), (19, 11564990), (38, 5782495), (61, 3602210), (95, 2312998), (122, 1801105), (190, 1156499), (305, 720442), (610, 360221), (1159, 189590), (2318, 94795), (5795, 37918), (11590, 18959)]