19221489745936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3511}}^1\times {\mathrm{254777}}^1$

素因数の和:258392

約数の個数: 80

約数和(自身を含む): 39942994199040

約数和(自身を除く): 20721504453104

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 632, 1264, 1343, 2686, 3511, 5372, 7022, 10744, 14044, 21488, 28088, 56176, 59687, 119374, 238748, 254777, 277369, 477496, 509554, 554738, 954992, 1019108, 1109476, 2038216, 2218952, 4076432, 4331209, 4437904, 4715273, 8662418, 9430546, 17324836, 18861092, 20127383, 34649672, 37722184, 40254766, 69299344, 75444368, 80509532, 161019064, 322038128, 342165511, 684331022, 894522047, 1368662044, 1789044094, 2737324088, 3578088188, 5474648176, 7156176376, 14312352752, 15206874799, 30413749598, 60827499196, 70667241713, 121654998392, 141334483426, 243309996784, 282668966852, 565337933704, 1130675867408, 1201343109121, 2402686218242, 4805372436484, 9610744872968, 19221489745936]

約数ペア:

[(1, 19221489745936), (2, 9610744872968), (4, 4805372436484), (8, 2402686218242), (16, 1201343109121), (17, 1130675867408), (34, 565337933704), (68, 282668966852), (79, 243309996784), (136, 141334483426), (158, 121654998392), (272, 70667241713), (316, 60827499196), (632, 30413749598), (1264, 15206874799), (1343, 14312352752), (2686, 7156176376), (3511, 5474648176), (5372, 3578088188), (7022, 2737324088), (10744, 1789044094), (14044, 1368662044), (21488, 894522047), (28088, 684331022), (56176, 342165511), (59687, 322038128), (119374, 161019064), (238748, 80509532), (254777, 75444368), (277369, 69299344), (477496, 40254766), (509554, 37722184), (554738, 34649672), (954992, 20127383), (1019108, 18861092), (1109476, 17324836), (2038216, 9430546), (2218952, 8662418), (4076432, 4715273), (4331209, 4437904)]