20219892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 59781120

約数和(自身を除く): 39561228

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 79, 84, 132, 154, 158, 231, 237, 277, 308, 316, 462, 474, 553, 554, 831, 869, 924, 948, 1106, 1108, 1659, 1662, 1738, 1939, 2212, 2607, 3047, 3318, 3324, 3476, 3878, 5214, 5817, 6083, 6094, 6636, 7756, 9141, 10428, 11634, 12166, 12188, 18249, 18282, 21329, 21883, 23268, 24332, 36498, 36564, 42658, 43766, 63987, 65649, 72996, 85316, 87532, 127974, 131298, 153181, 240713, 255948, 262596, 306362, 459543, 481426, 612724, 722139, 919086, 962852, 1444278, 1684991, 1838172, 2888556, 3369982, 5054973, 6739964, 10109946, 20219892]

約数ペア:

[(1, 20219892), (2, 10109946), (3, 6739964), (4, 5054973), (6, 3369982), (7, 2888556), (11, 1838172), (12, 1684991), (14, 1444278), (21, 962852), (22, 919086), (28, 722139), (33, 612724), (42, 481426), (44, 459543), (66, 306362), (77, 262596), (79, 255948), (84, 240713), (132, 153181), (154, 131298), (158, 127974), (231, 87532), (237, 85316), (277, 72996), (308, 65649), (316, 63987), (462, 43766), (474, 42658), (553, 36564), (554, 36498), (831, 24332), (869, 23268), (924, 21883), (948, 21329), (1106, 18282), (1108, 18249), (1659, 12188), (1662, 12166), (1738, 11634), (1939, 10428), (2212, 9141), (2607, 7756), (3047, 6636), (3318, 6094), (3324, 6083), (3476, 5817), (3878, 5214)]