19559610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 41265990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 79, 90, 105, 126, 131, 135, 158, 189, 210, 237, 262, 270, 315, 378, 393, 395, 474, 553, 630, 655, 711, 786, 790, 917, 945, 1106, 1179, 1185, 1310, 1422, 1659, 1834, 1890, 1965, 2133, 2358, 2370, 2751, 2765, 3318, 3537, 3555, 3930, 4266, 4585, 4977, 5502, 5530, 5895, 7074, 7110, 8253, 8295, 9170, 9954, 10349, 10665, 11790, 13755, 14931, 16506, 16590, 17685, 20698, 21330, 24759, 24885, 27510, 29862, 31047, 35370, 41265, 49518, 49770, 51745, 62094, 72443, 74655, 82530, 93141, 103490, 123795, 144886, 149310, 155235, 186282, 217329, 247590, 279423, 310470, 362215, 434658, 465705, 558846, 651987, 724430, 931410, 1086645, 1303974, 1397115, 1955961, 2173290, 2794230, 3259935, 3911922, 6519870, 9779805, 19559610]

約数ペア:

[(1, 19559610), (2, 9779805), (3, 6519870), (5, 3911922), (6, 3259935), (7, 2794230), (9, 2173290), (10, 1955961), (14, 1397115), (15, 1303974), (18, 1086645), (21, 931410), (27, 724430), (30, 651987), (35, 558846), (42, 465705), (45, 434658), (54, 362215), (63, 310470), (70, 279423), (79, 247590), (90, 217329), (105, 186282), (126, 155235), (131, 149310), (135, 144886), (158, 123795), (189, 103490), (210, 93141), (237, 82530), (262, 74655), (270, 72443), (315, 62094), (378, 51745), (393, 49770), (395, 49518), (474, 41265), (553, 35370), (630, 31047), (655, 29862), (711, 27510), (786, 24885), (790, 24759), (917, 21330), (945, 20698), (1106, 17685), (1179, 16590), (1185, 16506), (1310, 14931), (1422, 13755), (1659, 11790), (1834, 10665), (1890, 10349), (1965, 9954), (2133, 9170), (2358, 8295), (2370, 8253), (2751, 7110), (2765, 7074), (3318, 5895), (3537, 5530), (3555, 5502), (3930, 4977), (4266, 4585)]