20193770012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{4003523}}^1$

素因数の和:4003637

約数の個数: 24

約数和(自身を含む): 38449844496

約数和(自身を除く): 18256074484

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 4003523, 8007046, 16014092, 52045799, 104091598, 208183196, 388341731, 776683462, 1553366924, 5048442503, 10096885006, 20193770012]

約数ペア:

[(1, 20193770012), (2, 10096885006), (4, 5048442503), (13, 1553366924), (26, 776683462), (52, 388341731), (97, 208183196), (194, 104091598), (388, 52045799), (1261, 16014092), (2522, 8007046), (5044, 4003523)]