19470996872

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1\times {\mathrm{373}}^1$

素因数の和:966

約数の個数: 64

約数和(自身を含む): 37225267200

約数和(自身を除く): 17754270328

約数列:

[1, 2, 4, 8, 127, 191, 254, 269, 373, 382, 508, 538, 746, 764, 1016, 1076, 1492, 1528, 2152, 2984, 24257, 34163, 47371, 48514, 51379, 68326, 71243, 94742, 97028, 100337, 102758, 136652, 142486, 189484, 194056, 200674, 205516, 273304, 284972, 378968, 401348, 411032, 569944, 802696, 6525133, 9047861, 12742799, 13050266, 18095722, 19164367, 25485598, 26100532, 36191444, 38328734, 50971196, 52201064, 72382888, 76657468, 101942392, 153314936, 2433874609, 4867749218, 9735498436, 19470996872]

約数ペア:

[(1, 19470996872), (2, 9735498436), (4, 4867749218), (8, 2433874609), (127, 153314936), (191, 101942392), (254, 76657468), (269, 72382888), (373, 52201064), (382, 50971196), (508, 38328734), (538, 36191444), (746, 26100532), (764, 25485598), (1016, 19164367), (1076, 18095722), (1492, 13050266), (1528, 12742799), (2152, 9047861), (2984, 6525133), (24257, 802696), (34163, 569944), (47371, 411032), (48514, 401348), (51379, 378968), (68326, 284972), (71243, 273304), (94742, 205516), (97028, 200674), (100337, 194056), (102758, 189484), (136652, 142486)]