19612698

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 47554560

約数和(自身を除く): 27941862

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 79, 138, 158, 161, 237, 257, 322, 474, 483, 514, 553, 771, 966, 1106, 1542, 1659, 1799, 1817, 3318, 3598, 3634, 5397, 5451, 5911, 10794, 10902, 11822, 12719, 17733, 20303, 25438, 35466, 38157, 40606, 41377, 60909, 76314, 82754, 121818, 124131, 142121, 248262, 284242, 426363, 466969, 852726, 933938, 1400907, 2801814, 3268783, 6537566, 9806349, 19612698]

約数ペア:

[(1, 19612698), (2, 9806349), (3, 6537566), (6, 3268783), (7, 2801814), (14, 1400907), (21, 933938), (23, 852726), (42, 466969), (46, 426363), (69, 284242), (79, 248262), (138, 142121), (158, 124131), (161, 121818), (237, 82754), (257, 76314), (322, 60909), (474, 41377), (483, 40606), (514, 38157), (553, 35466), (771, 25438), (966, 20303), (1106, 17733), (1542, 12719), (1659, 11822), (1799, 10902), (1817, 10794), (3318, 5911), (3598, 5451), (3634, 5397)]