20161180638645

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{4970209}}^1$

素因数の和:4970610

約数の個数: 64

約数和(自身を含む): 34850317286400

約数和(自身を除く): 14689136647755

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 331, 645, 817, 993, 1655, 2451, 4085, 4965, 6289, 12255, 14233, 18867, 31445, 42699, 71165, 94335, 213495, 270427, 811281, 1352135, 4056405, 4970209, 14910627, 24851045, 74553135, 94433971, 213718987, 283301913, 472169855, 641156961, 1068594935, 1416509565, 1645139179, 3205784805, 4060660753, 4935417537, 8225695895, 12181982259, 20303303765, 24677087685, 31257644401, 60909911295, 70740984697, 93772933203, 156288222005, 212222954091, 353704923485, 468864666015, 1061114770455, 1344078709243, 4032236127729, 6720393546215, 20161180638645]

約数ペア:

[(1, 20161180638645), (3, 6720393546215), (5, 4032236127729), (15, 1344078709243), (19, 1061114770455), (43, 468864666015), (57, 353704923485), (95, 212222954091), (129, 156288222005), (215, 93772933203), (285, 70740984697), (331, 60909911295), (645, 31257644401), (817, 24677087685), (993, 20303303765), (1655, 12181982259), (2451, 8225695895), (4085, 4935417537), (4965, 4060660753), (6289, 3205784805), (12255, 1645139179), (14233, 1416509565), (18867, 1068594935), (31445, 641156961), (42699, 472169855), (71165, 283301913), (94335, 213718987), (213495, 94433971), (270427, 74553135), (811281, 24851045), (1352135, 14910627), (4056405, 4970209)]