19692218

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 39429180

約数和(自身を除く): 19736962

約数列:

[1, 2, 7, 13, 14, 26, 29, 41, 49, 58, 82, 91, 98, 169, 182, 203, 287, 338, 377, 406, 533, 574, 637, 754, 1066, 1183, 1189, 1274, 1421, 2009, 2366, 2378, 2639, 2842, 3731, 4018, 4901, 5278, 6929, 7462, 8281, 8323, 9802, 13858, 15457, 16562, 16646, 18473, 26117, 30914, 34307, 36946, 48503, 52234, 58261, 68614, 97006, 108199, 116522, 200941, 216398, 240149, 339521, 401882, 480298, 679042, 757393, 1406587, 1514786, 2813174, 9846109, 19692218]

約数ペア:

[(1, 19692218), (2, 9846109), (7, 2813174), (13, 1514786), (14, 1406587), (26, 757393), (29, 679042), (41, 480298), (49, 401882), (58, 339521), (82, 240149), (91, 216398), (98, 200941), (169, 116522), (182, 108199), (203, 97006), (287, 68614), (338, 58261), (377, 52234), (406, 48503), (533, 36946), (574, 34307), (637, 30914), (754, 26117), (1066, 18473), (1183, 16646), (1189, 16562), (1274, 15457), (1421, 13858), (2009, 9802), (2366, 8323), (2378, 8281), (2639, 7462), (2842, 6929), (3731, 5278), (4018, 4901)]