20499192

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 64303200

約数和(自身を除く): 43804008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 89, 126, 168, 178, 252, 267, 356, 457, 504, 534, 623, 712, 801, 914, 1068, 1246, 1371, 1602, 1828, 1869, 2136, 2492, 2742, 3199, 3204, 3656, 3738, 4113, 4984, 5484, 5607, 6398, 6408, 7476, 8226, 9597, 10968, 11214, 12796, 14952, 16452, 19194, 22428, 25592, 28791, 32904, 38388, 40673, 44856, 57582, 76776, 81346, 115164, 122019, 162692, 230328, 244038, 284711, 325384, 366057, 488076, 569422, 732114, 854133, 976152, 1138844, 1464228, 1708266, 2277688, 2562399, 2928456, 3416532, 5124798, 6833064, 10249596, 20499192]

約数ペア:

[(1, 20499192), (2, 10249596), (3, 6833064), (4, 5124798), (6, 3416532), (7, 2928456), (8, 2562399), (9, 2277688), (12, 1708266), (14, 1464228), (18, 1138844), (21, 976152), (24, 854133), (28, 732114), (36, 569422), (42, 488076), (56, 366057), (63, 325384), (72, 284711), (84, 244038), (89, 230328), (126, 162692), (168, 122019), (178, 115164), (252, 81346), (267, 76776), (356, 57582), (457, 44856), (504, 40673), (534, 38388), (623, 32904), (712, 28791), (801, 25592), (914, 22428), (1068, 19194), (1246, 16452), (1371, 14952), (1602, 12796), (1828, 11214), (1869, 10968), (2136, 9597), (2492, 8226), (2742, 7476), (3199, 6408), (3204, 6398), (3656, 5607), (3738, 5484), (4113, 4984)]