18994014

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:367

約数の個数: 80

約数和(自身を含む): 47567520

約数和(自身を除く): 28573506

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 81, 87, 117, 162, 174, 234, 261, 311, 351, 377, 522, 622, 702, 754, 783, 933, 1053, 1131, 1566, 1866, 2106, 2262, 2349, 2799, 3393, 4043, 4698, 5598, 6786, 8086, 8397, 9019, 10179, 12129, 16794, 18038, 20358, 24258, 25191, 27057, 30537, 36387, 50382, 54114, 61074, 72774, 81171, 109161, 117247, 162342, 218322, 234494, 243513, 327483, 351741, 487026, 654966, 703482, 730539, 1055223, 1461078, 2110446, 3165669, 6331338, 9497007, 18994014]

約数ペア:

[(1, 18994014), (2, 9497007), (3, 6331338), (6, 3165669), (9, 2110446), (13, 1461078), (18, 1055223), (26, 730539), (27, 703482), (29, 654966), (39, 487026), (54, 351741), (58, 327483), (78, 243513), (81, 234494), (87, 218322), (117, 162342), (162, 117247), (174, 109161), (234, 81171), (261, 72774), (311, 61074), (351, 54114), (377, 50382), (522, 36387), (622, 30537), (702, 27057), (754, 25191), (783, 24258), (933, 20358), (1053, 18038), (1131, 16794), (1566, 12129), (1866, 10179), (2106, 9019), (2262, 8397), (2349, 8086), (2799, 6786), (3393, 5598), (4043, 4698)]