219412798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1487}}^1$

素因数の和:1872

約数の個数: 32

約数和(自身を含む): 379261440

約数和(自身を除く): 159848642

約数列:

[1, 2, 11, 19, 22, 38, 209, 353, 418, 706, 1487, 2974, 3883, 6707, 7766, 13414, 16357, 28253, 32714, 56506, 73777, 147554, 310783, 524911, 621566, 1049822, 5774021, 9973309, 11548042, 19946618, 109706399, 219412798]

約数ペア:

[(1, 219412798), (2, 109706399), (11, 19946618), (19, 11548042), (22, 9973309), (38, 5774021), (209, 1049822), (353, 621566), (418, 524911), (706, 310783), (1487, 147554), (2974, 73777), (3883, 56506), (6707, 32714), (7766, 28253), (13414, 16357)]