20163816918

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2807549}}^1$

素因数の和:2807586

約数の個数: 64

約数和(自身を含む): 53904960000

約数和(自身を除く): 33741143082

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 2807549, 5615098, 8422647, 16845294, 19652843, 25267941, 39305686, 50535882, 53343431, 58958529, 75803823, 106686862, 117917058, 151607646, 160030293, 176875587, 320060586, 353751174, 373404017, 480090879, 530626761, 746808034, 960181758, 1061253522, 1120212051, 1440272637, 2240424102, 2880545274, 3360636153, 6721272306, 10081908459, 20163816918]

約数ペア:

[(1, 20163816918), (2, 10081908459), (3, 6721272306), (6, 3360636153), (7, 2880545274), (9, 2240424102), (14, 1440272637), (18, 1120212051), (19, 1061253522), (21, 960181758), (27, 746808034), (38, 530626761), (42, 480090879), (54, 373404017), (57, 353751174), (63, 320060586), (114, 176875587), (126, 160030293), (133, 151607646), (171, 117917058), (189, 106686862), (266, 75803823), (342, 58958529), (378, 53343431), (399, 50535882), (513, 39305686), (798, 25267941), (1026, 19652843), (1197, 16845294), (2394, 8422647), (3591, 5615098), (7182, 2807549)]