19007820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8123}}^1$

素因数の和:8151

約数の個数: 72

約数和(自身を含む): 62099856

約数和(自身を除く): 43092036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8123, 16246, 24369, 32492, 40615, 48738, 73107, 81230, 97476, 105599, 121845, 146214, 162460, 211198, 243690, 292428, 316797, 365535, 422396, 487380, 527995, 633594, 731070, 950391, 1055990, 1267188, 1462140, 1583985, 1900782, 2111980, 3167970, 3801564, 4751955, 6335940, 9503910, 19007820]

約数ペア:

[(1, 19007820), (2, 9503910), (3, 6335940), (4, 4751955), (5, 3801564), (6, 3167970), (9, 2111980), (10, 1900782), (12, 1583985), (13, 1462140), (15, 1267188), (18, 1055990), (20, 950391), (26, 731070), (30, 633594), (36, 527995), (39, 487380), (45, 422396), (52, 365535), (60, 316797), (65, 292428), (78, 243690), (90, 211198), (117, 162460), (130, 146214), (156, 121845), (180, 105599), (195, 97476), (234, 81230), (260, 73107), (390, 48738), (468, 40615), (585, 32492), (780, 24369), (1170, 16246), (2340, 8123)]