19174844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 38808000

約数和(自身を除く): 19633156

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 109, 199, 218, 221, 398, 436, 442, 796, 884, 1417, 1853, 2587, 2834, 3383, 3706, 5174, 5668, 6766, 7412, 10348, 13532, 21691, 24089, 43382, 43979, 48178, 86764, 87958, 96356, 175916, 281983, 368747, 563966, 737494, 1127932, 1474988, 4793711, 9587422, 19174844]

約数ペア:

[(1, 19174844), (2, 9587422), (4, 4793711), (13, 1474988), (17, 1127932), (26, 737494), (34, 563966), (52, 368747), (68, 281983), (109, 175916), (199, 96356), (218, 87958), (221, 86764), (398, 48178), (436, 43979), (442, 43382), (796, 24089), (884, 21691), (1417, 13532), (1853, 10348), (2587, 7412), (2834, 6766), (3383, 5668), (3706, 5174)]