20165507936

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{78487}}^1$

素因数の和:78572

約数の個数: 96

約数和(自身を含む): 48102469632

約数和(自身を除く): 27936961696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 74, 112, 124, 148, 217, 224, 248, 259, 296, 434, 496, 518, 592, 868, 992, 1036, 1147, 1184, 1736, 2072, 2294, 3472, 4144, 4588, 6944, 8029, 8288, 9176, 16058, 18352, 32116, 36704, 64232, 78487, 128464, 156974, 256928, 313948, 549409, 627896, 1098818, 1255792, 2197636, 2433097, 2511584, 2904019, 4395272, 4866194, 5808038, 8790544, 9732388, 11616076, 17031679, 17581088, 19464776, 20328133, 23232152, 34063358, 38929552, 40656266, 46464304, 68126716, 77859104, 81312532, 90024589, 92928608, 136253432, 162625064, 180049178, 272506864, 325250128, 360098356, 545013728, 630172123, 650500256, 720196712, 1260344246, 1440393424, 2520688492, 2880786848, 5041376984, 10082753968, 20165507936]

約数ペア:

[(1, 20165507936), (2, 10082753968), (4, 5041376984), (7, 2880786848), (8, 2520688492), (14, 1440393424), (16, 1260344246), (28, 720196712), (31, 650500256), (32, 630172123), (37, 545013728), (56, 360098356), (62, 325250128), (74, 272506864), (112, 180049178), (124, 162625064), (148, 136253432), (217, 92928608), (224, 90024589), (248, 81312532), (259, 77859104), (296, 68126716), (434, 46464304), (496, 40656266), (518, 38929552), (592, 34063358), (868, 23232152), (992, 20328133), (1036, 19464776), (1147, 17581088), (1184, 17031679), (1736, 11616076), (2072, 9732388), (2294, 8790544), (3472, 5808038), (4144, 4866194), (4588, 4395272), (6944, 2904019), (8029, 2511584), (8288, 2433097), (9176, 2197636), (16058, 1255792), (18352, 1098818), (32116, 627896), (36704, 549409), (64232, 313948), (78487, 256928), (128464, 156974)]