2018268308

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1677

約数の個数: 72

約数和(自身を含む): 4269867840

約数和(自身を除く): 2251599532

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 529, 623, 644, 1058, 1246, 1531, 2047, 2116, 2492, 3062, 3703, 4094, 6124, 7406, 8188, 10717, 14329, 14812, 21434, 28658, 35213, 42868, 47081, 57316, 70426, 94162, 136259, 140852, 188324, 246491, 272518, 329567, 492982, 545036, 659134, 809899, 953813, 985964, 1318268, 1619798, 1907626, 3133957, 3239596, 3815252, 5669293, 6267914, 11338586, 12535828, 21937699, 22677172, 43875398, 72081011, 87750796, 144162022, 288324044, 504567077, 1009134154, 2018268308]

約数ペア:

[(1, 2018268308), (2, 1009134154), (4, 504567077), (7, 288324044), (14, 144162022), (23, 87750796), (28, 72081011), (46, 43875398), (89, 22677172), (92, 21937699), (161, 12535828), (178, 11338586), (322, 6267914), (356, 5669293), (529, 3815252), (623, 3239596), (644, 3133957), (1058, 1907626), (1246, 1619798), (1531, 1318268), (2047, 985964), (2116, 953813), (2492, 809899), (3062, 659134), (3703, 545036), (4094, 492982), (6124, 329567), (7406, 272518), (8188, 246491), (10717, 188324), (14329, 140852), (14812, 136259), (21434, 94162), (28658, 70426), (35213, 57316), (42868, 47081)]