20436144

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 55924992

約数和(自身を除く): 35488848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 107, 138, 173, 184, 214, 276, 321, 346, 368, 428, 519, 552, 642, 692, 856, 1038, 1104, 1284, 1384, 1712, 2076, 2461, 2568, 2768, 3979, 4152, 4922, 5136, 7383, 7958, 8304, 9844, 11937, 14766, 15916, 18511, 19688, 23874, 29532, 31832, 37022, 39376, 47748, 55533, 59064, 63664, 74044, 95496, 111066, 118128, 148088, 190992, 222132, 296176, 425753, 444264, 851506, 888528, 1277259, 1703012, 2554518, 3406024, 5109036, 6812048, 10218072, 20436144]

約数ペア:

[(1, 20436144), (2, 10218072), (3, 6812048), (4, 5109036), (6, 3406024), (8, 2554518), (12, 1703012), (16, 1277259), (23, 888528), (24, 851506), (46, 444264), (48, 425753), (69, 296176), (92, 222132), (107, 190992), (138, 148088), (173, 118128), (184, 111066), (214, 95496), (276, 74044), (321, 63664), (346, 59064), (368, 55533), (428, 47748), (519, 39376), (552, 37022), (642, 31832), (692, 29532), (856, 23874), (1038, 19688), (1104, 18511), (1284, 15916), (1384, 14766), (1712, 11937), (2076, 9844), (2461, 8304), (2568, 7958), (2768, 7383), (3979, 5136), (4152, 4922)]