20163372856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{10463}}^1$

素因数の和:10900

約数の個数: 64

約数和(自身を含む): 42040166400

約数和(自身を除く): 21876793544

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 359, 488, 671, 718, 1342, 1436, 2684, 2872, 3949, 5368, 7898, 10463, 15796, 20926, 21899, 31592, 41852, 43798, 83704, 87596, 115093, 175192, 230186, 240889, 460372, 481778, 638243, 920744, 963556, 1276486, 1927112, 2552972, 3756217, 5105944, 7020673, 7512434, 14041346, 15024868, 28082692, 30049736, 41318387, 56165384, 82636774, 165273548, 229129237, 330547096, 458258474, 916516948, 1833033896, 2520421607, 5040843214, 10081686428, 20163372856]

約数ペア:

[(1, 20163372856), (2, 10081686428), (4, 5040843214), (8, 2520421607), (11, 1833033896), (22, 916516948), (44, 458258474), (61, 330547096), (88, 229129237), (122, 165273548), (244, 82636774), (359, 56165384), (488, 41318387), (671, 30049736), (718, 28082692), (1342, 15024868), (1436, 14041346), (2684, 7512434), (2872, 7020673), (3949, 5105944), (5368, 3756217), (7898, 2552972), (10463, 1927112), (15796, 1276486), (20926, 963556), (21899, 920744), (31592, 638243), (41852, 481778), (43798, 460372), (83704, 240889), (87596, 230186), (115093, 175192)]