20165514733

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 27914997600

約数和(自身を除く): 7749482867

約数列:

[1, 7, 13, 17, 29, 49, 91, 119, 157, 203, 221, 377, 409, 493, 637, 833, 1099, 1421, 1547, 2041, 2639, 2669, 2863, 3451, 4553, 5317, 6409, 6953, 7693, 10829, 11861, 14287, 18473, 18683, 20041, 24157, 31871, 34697, 37219, 44863, 48671, 59189, 64213, 77401, 83027, 90389, 100009, 130781, 154193, 201637, 223097, 242879, 260533, 314041, 340697, 414323, 449491, 541807, 581189, 632723, 834769, 1006213, 1079351, 1091621, 1411459, 1700153, 1862177, 2621281, 2900261, 3146437, 3792649, 4429061, 5843383, 7043491, 7555457, 7641347, 9880213, 13035239, 14191073, 18348967, 24208301, 31657009, 40903681, 49304437, 53489429, 91246673, 99337511, 128442769, 169458107, 221599063, 411541117, 695362577, 1186206749, 1551193441, 2880787819, 20165514733]

約数ペア:

[(1, 20165514733), (7, 2880787819), (13, 1551193441), (17, 1186206749), (29, 695362577), (49, 411541117), (91, 221599063), (119, 169458107), (157, 128442769), (203, 99337511), (221, 91246673), (377, 53489429), (409, 49304437), (493, 40903681), (637, 31657009), (833, 24208301), (1099, 18348967), (1421, 14191073), (1547, 13035239), (2041, 9880213), (2639, 7641347), (2669, 7555457), (2863, 7043491), (3451, 5843383), (4553, 4429061), (5317, 3792649), (6409, 3146437), (6953, 2900261), (7693, 2621281), (10829, 1862177), (11861, 1700153), (14287, 1411459), (18473, 1091621), (18683, 1079351), (20041, 1006213), (24157, 834769), (31871, 632723), (34697, 581189), (37219, 541807), (44863, 449491), (48671, 414323), (59189, 340697), (64213, 314041), (77401, 260533), (83027, 242879), (90389, 223097), (100009, 201637), (130781, 154193)]