19489602804

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{1993}}^1\times {\mathrm{16631}}^1$

素因数の和:18645

約数の個数: 72

約数和(自身を含む): 52930075968

約数和(自身を除く): 33440473164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 1993, 3986, 5979, 7972, 11958, 13951, 16631, 23916, 27902, 33262, 41853, 49893, 55804, 66524, 83706, 97657, 99786, 116417, 167412, 195314, 199572, 232834, 292971, 349251, 390628, 465668, 585942, 698502, 814919, 1171884, 1397004, 1629838, 2444757, 3259676, 4889514, 9779028, 33145583, 66291166, 99436749, 132582332, 198873498, 232019081, 397746996, 464038162, 696057243, 928076324, 1392114486, 1624133567, 2784228972, 3248267134, 4872400701, 6496534268, 9744801402, 19489602804]

約数ペア:

[(1, 19489602804), (2, 9744801402), (3, 6496534268), (4, 4872400701), (6, 3248267134), (7, 2784228972), (12, 1624133567), (14, 1392114486), (21, 928076324), (28, 696057243), (42, 464038162), (49, 397746996), (84, 232019081), (98, 198873498), (147, 132582332), (196, 99436749), (294, 66291166), (588, 33145583), (1993, 9779028), (3986, 4889514), (5979, 3259676), (7972, 2444757), (11958, 1629838), (13951, 1397004), (16631, 1171884), (23916, 814919), (27902, 698502), (33262, 585942), (41853, 465668), (49893, 390628), (55804, 349251), (66524, 292971), (83706, 232834), (97657, 199572), (99786, 195314), (116417, 167412)]