19736838

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 28647162

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 149, 198, 223, 297, 298, 446, 447, 594, 669, 894, 1338, 1341, 1639, 2007, 2453, 2682, 3278, 4014, 4023, 4906, 4917, 6021, 7359, 8046, 9834, 12042, 14718, 14751, 22077, 29502, 33227, 44154, 44253, 66231, 66454, 88506, 99681, 132462, 199362, 299043, 365497, 598086, 730994, 897129, 1096491, 1794258, 2192982, 3289473, 6578946, 9868419, 19736838]

約数ペア:

[(1, 19736838), (2, 9868419), (3, 6578946), (6, 3289473), (9, 2192982), (11, 1794258), (18, 1096491), (22, 897129), (27, 730994), (33, 598086), (54, 365497), (66, 299043), (99, 199362), (149, 132462), (198, 99681), (223, 88506), (297, 66454), (298, 66231), (446, 44253), (447, 44154), (594, 33227), (669, 29502), (894, 22077), (1338, 14751), (1341, 14718), (1639, 12042), (2007, 9834), (2453, 8046), (2682, 7359), (3278, 6021), (4014, 4917), (4023, 4906)]