19259422

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 18842978

約数列:

[1, 2, 7, 13, 14, 26, 29, 41, 58, 82, 89, 91, 178, 182, 203, 287, 377, 406, 533, 574, 623, 754, 1066, 1157, 1189, 1246, 2314, 2378, 2581, 2639, 3649, 3731, 5162, 5278, 7298, 7462, 8099, 8323, 15457, 16198, 16646, 18067, 25543, 30914, 33553, 36134, 47437, 51086, 67106, 94874, 105821, 108199, 211642, 216398, 234871, 332059, 469742, 664118, 740747, 1375673, 1481494, 2751346, 9629711, 19259422]

約数ペア:

[(1, 19259422), (2, 9629711), (7, 2751346), (13, 1481494), (14, 1375673), (26, 740747), (29, 664118), (41, 469742), (58, 332059), (82, 234871), (89, 216398), (91, 211642), (178, 108199), (182, 105821), (203, 94874), (287, 67106), (377, 51086), (406, 47437), (533, 36134), (574, 33553), (623, 30914), (754, 25543), (1066, 18067), (1157, 16646), (1189, 16198), (1246, 15457), (2314, 8323), (2378, 8099), (2581, 7462), (2639, 7298), (3649, 5278), (3731, 5162)]