19538532

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 53936064

約数和(自身を除く): 34397532

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 83, 117, 156, 166, 234, 249, 332, 468, 498, 503, 747, 996, 1006, 1079, 1494, 1509, 2012, 2158, 2988, 3018, 3237, 4316, 4527, 6036, 6474, 6539, 9054, 9711, 12948, 13078, 18108, 19422, 19617, 26156, 38844, 39234, 41749, 58851, 78468, 83498, 117702, 125247, 166996, 235404, 250494, 375741, 500988, 542737, 751482, 1085474, 1502964, 1628211, 2170948, 3256422, 4884633, 6512844, 9769266, 19538532]

約数ペア:

[(1, 19538532), (2, 9769266), (3, 6512844), (4, 4884633), (6, 3256422), (9, 2170948), (12, 1628211), (13, 1502964), (18, 1085474), (26, 751482), (36, 542737), (39, 500988), (52, 375741), (78, 250494), (83, 235404), (117, 166996), (156, 125247), (166, 117702), (234, 83498), (249, 78468), (332, 58851), (468, 41749), (498, 39234), (503, 38844), (747, 26156), (996, 19617), (1006, 19422), (1079, 18108), (1494, 13078), (1509, 12948), (2012, 9711), (2158, 9054), (2988, 6539), (3018, 6474), (3237, 6036), (4316, 4527)]