20179946512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1543}}^1\times {\mathrm{3911}}^1$

素因数の和:5492

約数の個数: 80

約数和(自身を含む): 44938552320

約数和(自身を除く): 24758605808

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1543, 1672, 3086, 3344, 3911, 6172, 7822, 12344, 15644, 16973, 24688, 29317, 31288, 33946, 43021, 58634, 62576, 67892, 74309, 86042, 117268, 135784, 148618, 172084, 234536, 271568, 297236, 322487, 344168, 469072, 594472, 644974, 688336, 817399, 1188944, 1289948, 1634798, 2579896, 3269596, 5159792, 6034673, 6539192, 12069346, 13078384, 24138692, 48277384, 66381403, 96554768, 114658787, 132762806, 229317574, 265525612, 458635148, 531051224, 917270296, 1062102448, 1261246657, 1834540592, 2522493314, 5044986628, 10089973256, 20179946512]

約数ペア:

[(1, 20179946512), (2, 10089973256), (4, 5044986628), (8, 2522493314), (11, 1834540592), (16, 1261246657), (19, 1062102448), (22, 917270296), (38, 531051224), (44, 458635148), (76, 265525612), (88, 229317574), (152, 132762806), (176, 114658787), (209, 96554768), (304, 66381403), (418, 48277384), (836, 24138692), (1543, 13078384), (1672, 12069346), (3086, 6539192), (3344, 6034673), (3911, 5159792), (6172, 3269596), (7822, 2579896), (12344, 1634798), (15644, 1289948), (16973, 1188944), (24688, 817399), (29317, 688336), (31288, 644974), (33946, 594472), (43021, 469072), (58634, 344168), (62576, 322487), (67892, 297236), (74309, 271568), (86042, 234536), (117268, 172084), (135784, 148618)]