20189802015

素因数分解:

$3^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{39659}}^1$

素因数の和:40098

約数の個数: 48

約数和(自身を含む): 36379324800

約数和(自身を除く): 16189522785

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 419, 1215, 1257, 2095, 3771, 6285, 11313, 18855, 33939, 39659, 56565, 101817, 118977, 169695, 198295, 356931, 509085, 594885, 1070793, 1784655, 3212379, 5353965, 9637137, 16061895, 16617121, 48185685, 49851363, 83085605, 149554089, 249256815, 448662267, 747770445, 1345986801, 2243311335, 4037960403, 6729934005, 20189802015]

約数ペア:

[(1, 20189802015), (3, 6729934005), (5, 4037960403), (9, 2243311335), (15, 1345986801), (27, 747770445), (45, 448662267), (81, 249256815), (135, 149554089), (243, 83085605), (405, 49851363), (419, 48185685), (1215, 16617121), (1257, 16061895), (2095, 9637137), (3771, 5353965), (6285, 3212379), (11313, 1784655), (18855, 1070793), (33939, 594885), (39659, 509085), (56565, 356931), (101817, 198295), (118977, 169695)]