20007497636

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1\times {\mathrm{16339}}^1$

素因数の和:16884

約数の個数: 48

約数和(自身を含む): 40506990720

約数和(自身を除く): 20499493084

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 433, 707, 866, 1414, 1732, 2828, 3031, 6062, 12124, 16339, 32678, 43733, 65356, 87466, 114373, 174932, 228746, 306131, 457492, 612262, 1224524, 1650239, 3300478, 6600956, 7074787, 11551673, 14149574, 23103346, 28299148, 46206692, 49523509, 99047018, 198094036, 714553487, 1429106974, 2858213948, 5001874409, 10003748818, 20007497636]

約数ペア:

[(1, 20007497636), (2, 10003748818), (4, 5001874409), (7, 2858213948), (14, 1429106974), (28, 714553487), (101, 198094036), (202, 99047018), (404, 49523509), (433, 46206692), (707, 28299148), (866, 23103346), (1414, 14149574), (1732, 11551673), (2828, 7074787), (3031, 6600956), (6062, 3300478), (12124, 1650239), (16339, 1224524), (32678, 612262), (43733, 457492), (65356, 306131), (87466, 228746), (114373, 174932)]