20449826172

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{300397}}^1$

素因数の和:300499

約数の個数: 72

約数和(自身を含む): 54235056512

約数和(自身を除く): 33785230340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 183, 186, 244, 279, 366, 372, 549, 558, 732, 1098, 1116, 1891, 2196, 3782, 5673, 7564, 11346, 17019, 22692, 34038, 68076, 300397, 600794, 901191, 1201588, 1802382, 2703573, 3604764, 5407146, 9312307, 10814292, 18324217, 18624614, 27936921, 36648434, 37249228, 54972651, 55873842, 73296868, 83810763, 109945302, 111747684, 164917953, 167621526, 219890604, 329835906, 335243052, 568050727, 659671812, 1136101454, 1704152181, 2272202908, 3408304362, 5112456543, 6816608724, 10224913086, 20449826172]

約数ペア:

[(1, 20449826172), (2, 10224913086), (3, 6816608724), (4, 5112456543), (6, 3408304362), (9, 2272202908), (12, 1704152181), (18, 1136101454), (31, 659671812), (36, 568050727), (61, 335243052), (62, 329835906), (93, 219890604), (122, 167621526), (124, 164917953), (183, 111747684), (186, 109945302), (244, 83810763), (279, 73296868), (366, 55873842), (372, 54972651), (549, 37249228), (558, 36648434), (732, 27936921), (1098, 18624614), (1116, 18324217), (1891, 10814292), (2196, 9312307), (3782, 5407146), (5673, 3604764), (7564, 2703573), (11346, 1802382), (17019, 1201588), (22692, 901191), (34038, 600794), (68076, 300397)]