20121493408

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{40823}}^1$

素因数の和:41117

約数の個数: 48

約数和(自身を含む): 40348155456

約数和(自身を除く): 20226662048

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 211, 292, 422, 584, 844, 1168, 1688, 2336, 3376, 6752, 15403, 30806, 40823, 61612, 81646, 123224, 163292, 246448, 326584, 492896, 653168, 1306336, 2980079, 5960158, 8613653, 11920316, 17227306, 23840632, 34454612, 47681264, 68909224, 95362528, 137818448, 275636896, 628796669, 1257593338, 2515186676, 5030373352, 10060746704, 20121493408]

約数ペア:

[(1, 20121493408), (2, 10060746704), (4, 5030373352), (8, 2515186676), (16, 1257593338), (32, 628796669), (73, 275636896), (146, 137818448), (211, 95362528), (292, 68909224), (422, 47681264), (584, 34454612), (844, 23840632), (1168, 17227306), (1688, 11920316), (2336, 8613653), (3376, 5960158), (6752, 2980079), (15403, 1306336), (30806, 653168), (40823, 492896), (61612, 326584), (81646, 246448), (123224, 163292)]