20091681024

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1376897}}^1$

素因数の和:1376935

約数の個数: 72

約数和(自身を含む): 56287590240

約数和(自身を除く): 36195909216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 768, 912, 1216, 1824, 2432, 3648, 4864, 7296, 14592, 1376897, 2753794, 4130691, 5507588, 8261382, 11015176, 16522764, 22030352, 26161043, 33045528, 44060704, 52322086, 66091056, 78483129, 88121408, 104644172, 132182112, 156966258, 176242816, 209288344, 264364224, 313932516, 352485632, 418576688, 528728448, 627865032, 837153376, 1057456896, 1255730064, 1674306752, 2511460128, 3348613504, 5022920256, 6697227008, 10045840512, 20091681024]

約数ペア:

[(1, 20091681024), (2, 10045840512), (3, 6697227008), (4, 5022920256), (6, 3348613504), (8, 2511460128), (12, 1674306752), (16, 1255730064), (19, 1057456896), (24, 837153376), (32, 627865032), (38, 528728448), (48, 418576688), (57, 352485632), (64, 313932516), (76, 264364224), (96, 209288344), (114, 176242816), (128, 156966258), (152, 132182112), (192, 104644172), (228, 88121408), (256, 78483129), (304, 66091056), (384, 52322086), (456, 44060704), (608, 33045528), (768, 26161043), (912, 22030352), (1216, 16522764), (1824, 11015176), (2432, 8261382), (3648, 5507588), (4864, 4130691), (7296, 2753794), (14592, 1376897)]