20237006516

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 38124979200

約数和(自身を除く): 17887972684

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 289, 307, 449, 508, 578, 614, 898, 1156, 1228, 1796, 2159, 4318, 5219, 7633, 8636, 10438, 15266, 20876, 30532, 36703, 38989, 57023, 73406, 77978, 88723, 114046, 129761, 137843, 146812, 155956, 177446, 228092, 259522, 275686, 354892, 519044, 551372, 662813, 969391, 1325626, 1938782, 2343331, 2651252, 3877564, 4686662, 9373324, 11267821, 16479647, 17506061, 22535642, 32959294, 35012122, 39836627, 45071284, 65918588, 70024244, 79673254, 159346508, 297603037, 595206074, 1190412148, 5059251629, 10118503258, 20237006516]

約数ペア:

[(1, 20237006516), (2, 10118503258), (4, 5059251629), (17, 1190412148), (34, 595206074), (68, 297603037), (127, 159346508), (254, 79673254), (289, 70024244), (307, 65918588), (449, 45071284), (508, 39836627), (578, 35012122), (614, 32959294), (898, 22535642), (1156, 17506061), (1228, 16479647), (1796, 11267821), (2159, 9373324), (4318, 4686662), (5219, 3877564), (7633, 2651252), (8636, 2343331), (10438, 1938782), (15266, 1325626), (20876, 969391), (30532, 662813), (36703, 551372), (38989, 519044), (57023, 354892), (73406, 275686), (77978, 259522), (88723, 228092), (114046, 177446), (129761, 155956), (137843, 146812)]